@import "base.css";
#main .goods_content_box {
  width: 100%;
  height: auto;
  background-image: url(../img/firm_goods_bg_02.jpg);
  background-position: center bottom;
}
@media only screen and (min-width: 1440px) {
  .detail_content {
    margin-top: 1rem;
  }
  .detail_content .detail_desc {
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-around;
  }
  .detail_content .detail_desc .img_box {
    width: 6.02rem;
    height: 4.12rem;
    overflow: hidden;
    border: 1px solid #ccc;
  }
  .detail_content .detail_desc .img_box img {
    width: 100%;
    height: 100%;
  }
  .detail_content .detail_desc .desc_box {
    flex: 1;
    padding-left: 0.4rem;
    height: 4.12rem;
    overflow: auto;
  }
  .detail_content .detail_desc .desc_box .desc_title {
    margin-top: 0.2rem;
    margin-bottom: 0.56rem;
  }
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 36px;
    color: #333;
  }
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
    margin-bottom: 0.4rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
    position: relative;
    padding-left: 0.3rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li::before {
    content: "";
    display: inline-block;
    width: 0.06rem;
    height: 0.06rem;
    border-radius: 50%;
    background-color: #18a0ae;
    position: absolute;
    left: 0rem;
    top: 0.1rem;
  }
  .detail_content .intro_process {
    margin-bottom: 1.24rem;
  }
  .detail_content .intro_process ul {
    display: flex;
    justify-content: space-between;
  }
  .detail_content .intro_process ul li {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .detail_content .intro_process ul li a {
    display: block;
    width: 1.04rem;
    height: 0.96rem;
    background-position: center center;
    background-size: 100% 100%;
  }
  .detail_content .intro_process ul li:first-child a {
    background-image: url(../img/goods_detail_icon_07.png);
  }
  .detail_content .intro_process ul li:nth-child(2) a {
    background-image: url(../img/goods_detail_icon_09.png);
  }
  .detail_content .intro_process ul li:nth-child(3) a {
    background-image: url(../img/goods_detail_icon_11.png);
  }
  .detail_content .intro_process ul li:nth-child(4) a {
    background-image: url(../img/goods_detail_icon_13.png);
  }
  .detail_content .intro_process ul li:nth-child(5) a {
    background-image: url(../img/goods_detail_icon_15.png);
  }
  .detail_content .intro_process ul li:nth-child(6) a {
    background-image: url(../img/goods_detail_icon_17.png);
  }
  .detail_content .intro_process ul li:first-child:hover a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2):hover a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3):hover a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4):hover a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5):hover a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6):hover a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li:first-child.active a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2).active a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3).active a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4).active a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5).active a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6).active a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li p {
    font-size: 18px;
    color: #333;
    text-align: center;
    margin-top: 0.26rem;
  }
  .detail_content .intro_item_detail {
    margin-bottom: 0.9rem;
  }
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 50px;
    color: #333;
    margin-bottom: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after,
  .detail_content .intro_item_detail .item_title h1::before {
    content: "";
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .intro_item_detail .item_title h1::before {
    margin-right: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after {
    margin-left: 0.4rem;
  }
  .detail_content .intro_item_detail .item_content {
    border-top: 10px solid #18a0ae;
    padding: 0.5rem;
    box-shadow: 0px 0px 5px gray;
  }
  .detail_content .intro_item_detail .item_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
  }
  .detail_content .intro_item_detail .item_content p:first-child {
    margin-bottom: 0.12rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.45rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book a {
    color: #18a0ae;
    font-size: 16px;
  }
  .detail_content .intro_item_detail .item_content .refer_book a:first-child {
    margin-right: 0.1rem;
  }
  .detail_content .intro_item_detail .item_content .refer_content {
    width: 100%;
    padding-top: 0.3rem;
    display: none;
  }
  .detail_content .intro_item_detail .item_content .refer_content.show {
    display: block;
  }
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 16px;
    color: #333;
    line-height: 0.4rem;
  }
  .detail_content .about_video .video_title {
    margin-bottom: 0.7rem;
  }
  .detail_content .about_video .video_title h1 {
    font-size: 50px;
    color: #333;
  }
  .detail_content .about_video .video_title h1 i {
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .about_video .video_title h1 i:first-of-type {
    margin-right: 0.4rem;
  }
  .detail_content .about_video .video_title h1 i:last-of-type {
    margin-left: 0.4rem;
  }
  .detail_content .about_video .video_content {
    margin-bottom: 0.9rem;
  }
  .detail_content .about_video .video_content .large_screen {
    display: block;
  }
  .detail_content .about_video .video_content .small_screen {
    display: none;
  }
  .detail_content .about_video .video_content ul {
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }
  .detail_content .about_video .video_content ul li {
    width: 25%;
    box-sizing: border-box;
    position: relative;
    transition: all 1s;
    cursor: pointer;
  }
  .detail_content .about_video .video_content ul li .play {
    position: absolute;
    bottom: 48%;
    left: 43%;
    transform: translateX(-50%) translateY(-100%);
    width: 0.53rem;
    height: 0.53rem;
    z-index: 9;
  }
  .detail_content .about_video .video_content ul li .video_box {
    width: 3.15rem;
    height: 2.04rem;
    overflow: hidden;
  }
  .detail_content .about_video .video_content ul li video {
    width: 100%;
    height: 100%;
    transition: all 1s;
  }
  .detail_content .about_video .video_content ul li p {
    text-align: center;
    color: #333;
    font-size: 16px;
    width: 3.15rem;
    margin-top: 0.3rem;
    margin-bottom: 0.5rem;
    height: 0.4rem;
  }
  .detail_content .about_video .video_content ul li:hover video {
    transform: scaleX(1.1) scaleY(1.1);
  }
  .detail_content .about_video .video_content video {
    width: 24%;
    margin-right: 0.05rem;
  }
  .video_cover {
    width: 100%;
    height: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    display: none;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 999;
  }
  .video_cover i {
    display: inline-block;
    width: 0.18rem;
    height: 0.18rem;
    font-size: 18px;
    font-weight: 900;
    position: absolute;
    right: 0.5rem;
    top: 0.5rem;
    color: #fff;
    cursor: pointer;
  }
  .video_cover iframe {
    width: 12rem;
    height: 7rem;
    position: absolute;
    top: 10%;
    left: 20%;
  }
  .intro_dialog {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 999;
    display: none;
  }
  .intro_dialog.selected {
    display: block;
  }
  .intro_dialog .cover_content {
    width: 8.48rem;
    max-height: 8rem;
    overflow-x: hidden;
    overflow-y: auto;
    background-color: #fff;
    margin: 0.5rem auto;
    padding-top: 0.6rem;
    padding-left: 0.82rem;
    padding-right: 0.5rem;
    padding-bottom: 0.5rem;
    position: relative;
  }
  .intro_dialog .cover_content .border_top {
    width: 8.48rem;
    height: 0.1rem;
    background-color: #18a0ae;
    border-bottom-left-radius: 0.1rem;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
  }
  .intro_dialog .cover_content .border_top::after {
    content: "x";
    display: inline-block;
    width: 0.4rem;
    height: 0.4rem;
    background-color: #18a0ae;
    color: #fff;
    border-radius: 50%;
    position: absolute;
    right: 0.2rem;
    top: -0.1rem;
    text-align: center;
    line-height: 0.4rem;
    font-size: 24px;
    z-index: 9999;
    pointer-events: auto;
  }
  .intro_dialog .cover_content .forbid {
    margin-bottom: 0.35rem;
  }
  .intro_dialog .cover_content h3 {
    font-size: 24px;
    color: #666;
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content p {
    font-size: 18px;
    color: #333;
  }
  .intro_dialog .cover_content p:nth-of-type(2) {
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.33rem;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 32px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 26px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 24px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 12px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 12px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .intro_process ul li p {
    font-size: 16px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .intro_process ul li p {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 38px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 34px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 26px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content p {
    font-size: 12px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1366px) {
  .detail_content .intro_item_detail .item_content .refer_book a {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content .refer_book a {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1366px) {
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .about_video .video_title h1 {
    font-size: 38px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .about_video .video_title h1 {
    font-size: 34px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .about_video .video_title h1 {
    font-size: 26px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1366px) {
  .detail_content .about_video .video_content ul li p {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .about_video .video_content ul li p {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .video_cover i {
    font-size: 16px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .video_cover i {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 20px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 18px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 16px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content h3 {
    font-size: 20px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content h3 {
    font-size: 18px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content h3 {
    font-size: 16px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content h3 {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content p {
    font-size: 16px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content p {
    font-size: 14px;
  }
}
@media only screen and (min-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content ul li {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1440px) {
  .detail_content {
    margin-top: 1rem;
  }
  .detail_content .detail_desc {
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-around;
  }
  .detail_content .detail_desc .img_box {
    width: 6.02rem;
    height: 5rem;
    overflow: hidden;
    border: 1px solid #ccc;
  }
  .detail_content .detail_desc .img_box img {
    width: 100%;
    height: 100%;
  }
  .detail_content .detail_desc .desc_box {
    flex: 1;
    padding-left: 0.4rem;
    height: 5rem;
    overflow: auto;
  }
  .detail_content .detail_desc .desc_box .desc_title {
    margin-top: 0.2rem;
    margin-bottom: 0.56rem;
  }
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 36px;
    color: #333;
  }
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
    margin-bottom: 0.4rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
    position: relative;
    padding-left: 0.3rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li::before {
    content: "";
    display: inline-block;
    width: 0.06rem;
    height: 0.06rem;
    border-radius: 50%;
    background-color: #18a0ae;
    position: absolute;
    left: 0rem;
    top: 0.1rem;
  }
  .detail_content .intro_process {
    margin-bottom: 1.24rem;
  }
  .detail_content .intro_process ul {
    display: flex;
    justify-content: space-between;
  }
  .detail_content .intro_process ul li {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .detail_content .intro_process ul li a {
    display: block;
    width: 1.04rem;
    height: 0.96rem;
    background-position: center center;
    background-size: 100% 100%;
  }
  .detail_content .intro_process ul li:first-child a {
    background-image: url(../img/goods_detail_icon_07.png);
  }
  .detail_content .intro_process ul li:nth-child(2) a {
    background-image: url(../img/goods_detail_icon_09.png);
  }
  .detail_content .intro_process ul li:nth-child(3) a {
    background-image: url(../img/goods_detail_icon_11.png);
  }
  .detail_content .intro_process ul li:nth-child(4) a {
    background-image: url(../img/goods_detail_icon_13.png);
  }
  .detail_content .intro_process ul li:nth-child(5) a {
    background-image: url(../img/goods_detail_icon_15.png);
  }
  .detail_content .intro_process ul li:nth-child(6) a {
    background-image: url(../img/goods_detail_icon_17.png);
  }
  .detail_content .intro_process ul li:first-child:hover a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2):hover a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3):hover a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4):hover a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5):hover a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6):hover a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li:first-child.active a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2).active a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3).active a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4).active a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5).active a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6).active a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li p {
    font-size: 18px;
    color: #333;
    text-align: center;
    margin-top: 0.26rem;
  }
  .detail_content .intro_item_detail {
    margin-bottom: 0.9rem;
  }
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 50px;
    color: #333;
    margin-bottom: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after,
  .detail_content .intro_item_detail .item_title h1::before {
    content: "";
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .intro_item_detail .item_title h1::before {
    margin-right: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after {
    margin-left: 0.4rem;
  }
  .detail_content .intro_item_detail .item_content {
    border-top: 10px solid #18a0ae;
    padding: 0.5rem;
    box-shadow: 0px 0px 5px gray;
  }
  .detail_content .intro_item_detail .item_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
  }
  .detail_content .intro_item_detail .item_content p:first-child {
    margin-bottom: 0.12rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.45rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book a {
    color: #18a0ae;
    font-size: 16px;
  }
  .detail_content .intro_item_detail .item_content .refer_book a:first-child {
    margin-right: 0.1rem;
  }
  .detail_content .intro_item_detail .item_content .refer_content {
    width: 100%;
    padding-top: 0.3rem;
    display: none;
  }
  .detail_content .intro_item_detail .item_content .refer_content.show {
    display: block;
  }
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 16px;
    color: #333;
    line-height: 0.4rem;
  }
  .detail_content .about_video .video_title {
    margin-bottom: 0.7rem;
  }
  .detail_content .about_video .video_title h1 {
    font-size: 50px;
    color: #333;
  }
  .detail_content .about_video .video_title h1 i {
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .about_video .video_title h1 i:first-of-type {
    margin-right: 0.4rem;
  }
  .detail_content .about_video .video_title h1 i:last-of-type {
    margin-left: 0.4rem;
  }
  .detail_content .about_video .video_content {
    margin-bottom: 0.9rem;
  }
  .detail_content .about_video .video_content .large_screen {
    display: block;
  }
  .detail_content .about_video .video_content .small_screen {
    display: none;
  }
  .detail_content .about_video .video_content ul {
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }
  .detail_content .about_video .video_content ul li {
    width: 25%;
    box-sizing: border-box;
    position: relative;
    transition: all 1s;
    cursor: pointer;
  }
  .detail_content .about_video .video_content ul li .play {
    position: absolute;
    bottom: 48%;
    left: 43%;
    transform: translateX(-50%) translateY(-100%);
    width: 0.53rem;
    height: 0.53rem;
    z-index: 9;
  }
  .detail_content .about_video .video_content ul li .video_box {
    width: 3.15rem;
    height: 2.04rem;
    overflow: hidden;
  }
  .detail_content .about_video .video_content ul li video {
    width: 100%;
    height: 100%;
    transition: all 1s;
  }
  .detail_content .about_video .video_content ul li p {
    text-align: center;
    color: #333;
    font-size: 16px;
    width: 3.15rem;
    margin-top: 0.3rem;
    margin-bottom: 0.5rem;
    height: 0.4rem;
  }
  .detail_content .about_video .video_content ul li:hover video {
    transform: scaleX(1.1) scaleY(1.1);
  }
  .detail_content .about_video .video_content video {
    width: 24%;
    margin-right: 0.05rem;
  }
  .video_cover {
    width: 100%;
    height: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    display: none;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 999;
  }
  .video_cover i {
    display: inline-block;
    width: 0.18rem;
    height: 0.18rem;
    font-size: 18px;
    font-weight: 900;
    position: absolute;
    right: 0.5rem;
    top: 0.5rem;
    color: #fff;
    cursor: pointer;
  }
  .video_cover iframe {
    width: 12rem;
    height: 7rem;
    position: absolute;
    top: 10%;
    left: 20%;
  }
  .intro_dialog {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 999;
    display: none;
  }
  .intro_dialog.selected {
    display: block;
  }
  .intro_dialog .cover_content {
    width: 8.48rem;
    max-height: 8rem;
    overflow-x: hidden;
    overflow-y: auto;
    background-color: #fff;
    margin: 1rem auto;
    padding-top: 0.6rem;
    padding-left: 0.82rem;
    padding-right: 0.5rem;
    padding-bottom: 0.5rem;
    position: relative;
  }
  .intro_dialog .cover_content .border_top {
    width: 8.48rem;
    height: 0.1rem;
    background-color: #18a0ae;
    border-bottom-left-radius: 0.1rem;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
  }
  .intro_dialog .cover_content .border_top::after {
    content: "x";
    display: inline-block;
    width: 0.4rem;
    height: 0.4rem;
    background-color: #18a0ae;
    color: #fff;
    border-radius: 50%;
    position: absolute;
    right: 0.2rem;
    top: 0.1rem;
    text-align: center;
    line-height: 0.4rem;
    font-size: 24px;
    z-index: 9999;
    pointer-events: auto;
  }
  .intro_dialog .cover_content .forbid {
    margin-bottom: 0.35rem;
  }
  .intro_dialog .cover_content h3 {
    font-size: 24px;
    color: #666;
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content p {
    font-size: 16px;
    color: #333;
  }
  .intro_dialog .cover_content p:nth-of-type(2) {
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.33rem;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 32px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 26px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 24px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .intro_process ul li p {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .intro_process ul li p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 38px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 34px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 26px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content p {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1366px) {
  .detail_content .intro_item_detail .item_content .refer_book a {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content .refer_book a {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1366px) {
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .detail_content .about_video .video_title h1 {
    font-size: 38px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .detail_content .about_video .video_title h1 {
    font-size: 34px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .about_video .video_title h1 {
    font-size: 26px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1366px) {
  .detail_content .about_video .video_content ul li p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .detail_content .about_video .video_content ul li p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .video_cover i {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .video_cover i {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 20px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 18px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content h3 {
    font-size: 20px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content h3 {
    font-size: 18px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content h3 {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content h3 {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 1366px) {
  .intro_dialog .cover_content p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1440px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content ul li {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1366px) {
  .detail_content {
    margin-top: 1rem;
  }
  .detail_content .detail_desc {
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-around;
  }
  .detail_content .detail_desc .img_box {
    width: 6.02rem;
    height: 5.4rem;
    overflow: hidden;
    border: 1px solid #ccc;
  }
  .detail_content .detail_desc .img_box img {
    width: 100%;
    height: 100%;
  }
  .detail_content .detail_desc .desc_box {
    flex: 1;
    padding-left: 0.4rem;
    height: 5.4rem;
    overflow: auto;
  }
  .detail_content .detail_desc .desc_box .desc_title {
    margin-top: 0.2rem;
    margin-bottom: 0.3rem;
  }
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 28px;
    color: #333;
  }
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.3rem;
    margin-bottom: 0.4rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.4rem;
    position: relative;
    padding-left: 0.3rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li::before {
    content: "";
    display: inline-block;
    width: 0.06rem;
    height: 0.06rem;
    border-radius: 50%;
    background-color: #18a0ae;
    position: absolute;
    left: 0rem;
    top: 0.1rem;
  }
  .detail_content .intro_process {
    margin-bottom: 1.24rem;
  }
  .detail_content .intro_process ul {
    display: flex;
    justify-content: space-between;
  }
  .detail_content .intro_process ul li {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .detail_content .intro_process ul li a {
    display: block;
    width: 1.04rem;
    height: 0.96rem;
    background-position: center center;
    background-size: 100% 100%;
  }
  .detail_content .intro_process ul li:first-child a {
    background-image: url(../img/goods_detail_icon_07.png);
  }
  .detail_content .intro_process ul li:nth-child(2) a {
    background-image: url(../img/goods_detail_icon_09.png);
  }
  .detail_content .intro_process ul li:nth-child(3) a {
    background-image: url(../img/goods_detail_icon_11.png);
  }
  .detail_content .intro_process ul li:nth-child(4) a {
    background-image: url(../img/goods_detail_icon_13.png);
  }
  .detail_content .intro_process ul li:nth-child(5) a {
    background-image: url(../img/goods_detail_icon_15.png);
  }
  .detail_content .intro_process ul li:nth-child(6) a {
    background-image: url(../img/goods_detail_icon_17.png);
  }
  .detail_content .intro_process ul li:first-child:hover a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2):hover a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3):hover a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4):hover a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5):hover a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6):hover a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li:first-child.active a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2).active a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3).active a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4).active a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5).active a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6).active a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li p {
    font-size: 18px;
    color: #333;
    text-align: center;
    margin-top: 0.26rem;
  }
  .detail_content .intro_item_detail {
    margin-bottom: 0.9rem;
  }
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 40px;
    color: #333;
    margin-bottom: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after,
  .detail_content .intro_item_detail .item_title h1::before {
    content: "";
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .intro_item_detail .item_title h1::before {
    margin-right: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after {
    margin-left: 0.4rem;
  }
  .detail_content .intro_item_detail .item_content {
    border-top: 10px solid #18a0ae;
    padding: 0.5rem;
    box-shadow: 0px 0px 5px gray;
  }
  .detail_content .intro_item_detail .item_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.4rem;
  }
  .detail_content .intro_item_detail .item_content p:first-child {
    margin-bottom: 0.12rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.45rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book a {
    color: #18a0ae;
    font-size: 16px;
  }
  .detail_content .intro_item_detail .item_content .refer_book a:first-child {
    margin-right: 0.1rem;
  }
  .detail_content .intro_item_detail .item_content .refer_content {
    width: 100%;
    padding-top: 0.3rem;
    display: none;
  }
  .detail_content .intro_item_detail .item_content .refer_content.show {
    display: block;
  }
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 16px;
    color: #333;
    line-height: 0.4rem;
  }
  .detail_content .about_video .video_title {
    margin-bottom: 0.7rem;
  }
  .detail_content .about_video .video_title h1 {
    font-size: 40px;
    color: #333;
  }
  .detail_content .about_video .video_title h1 i {
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .about_video .video_title h1 i:first-of-type {
    margin-right: 0.4rem;
  }
  .detail_content .about_video .video_title h1 i:last-of-type {
    margin-left: 0.4rem;
  }
  .detail_content .about_video .video_content {
    margin-bottom: 0.9rem;
  }
  .detail_content .about_video .video_content .large_screen {
    display: block;
  }
  .detail_content .about_video .video_content .small_screen {
    display: none;
  }
  .detail_content .about_video .video_content ul {
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }
  .detail_content .about_video .video_content ul li {
    width: 25%;
    box-sizing: border-box;
    position: relative;
    transition: all 1s;
    cursor: pointer;
  }
  .detail_content .about_video .video_content ul li .play {
    position: absolute;
    bottom: 48%;
    left: 43%;
    transform: translateX(-50%) translateY(-100%);
    width: 0.53rem;
    height: 0.53rem;
    z-index: 9;
  }
  .detail_content .about_video .video_content ul li .video_box {
    width: 3.15rem;
    height: 2.04rem;
    overflow: hidden;
  }
  .detail_content .about_video .video_content ul li video {
    width: 100%;
    height: 100%;
    transition: all 1s;
  }
  .detail_content .about_video .video_content ul li p {
    text-align: center;
    color: #333;
    font-size: 16px;
    width: 3.15rem;
    margin-top: 0.3rem;
    margin-bottom: 0.8rem;
    height: 0.4rem;
  }
  .detail_content .about_video .video_content ul li:hover video {
    transform: scaleX(1.1) scaleY(1.1);
  }
  .detail_content .about_video .video_content video {
    width: 24%;
    margin-right: 0.05rem;
  }
  .video_cover {
    width: 100%;
    height: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    display: none;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 999;
  }
  .video_cover i {
    display: inline-block;
    width: 0.18rem;
    height: 0.18rem;
    font-size: 18px;
    font-weight: 900;
    position: absolute;
    right: 0.5rem;
    top: 0.5rem;
    color: #fff;
    cursor: pointer;
  }
  .video_cover iframe {
    width: 12rem;
    height: 7rem;
    position: absolute;
    top: 10%;
    left: 20%;
  }
  .intro_dialog {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 999;
    display: none;
  }
  .intro_dialog.selected {
    display: block;
  }
  .intro_dialog .cover_content {
    width: 10rem;
    max-height: 8rem;
    overflow-x: hidden;
    overflow-y: auto;
    background-color: #fff;
    margin: 1rem auto;
    padding-top: 0.6rem;
    padding-left: 0.82rem;
    padding-right: 0.5rem;
    padding-bottom: 0.5rem;
    position: relative;
  }
  .intro_dialog .cover_content .border_top {
    width: 10rem;
    height: 0.1rem;
    background-color: #18a0ae;
    border-bottom-left-radius: 0.1rem;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
  }
  .intro_dialog .cover_content .border_top::after {
    content: "x";
    display: inline-block;
    width: 0.4rem;
    height: 0.4rem;
    background-color: #18a0ae;
    color: #fff;
    border-radius: 50%;
    position: absolute;
    right: 0.2rem;
    top: 0.1rem;
    text-align: center;
    line-height: 0.4rem;
    font-size: 24px;
    z-index: 9999;
    pointer-events: auto;
  }
  .intro_dialog .cover_content .forbid {
    margin-bottom: 0.35rem;
  }
  .intro_dialog .cover_content p {
    font-size: 18px;
    color: #333;
  }
  .intro_dialog .cover_content p:nth-of-type(2) {
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content h3 {
    font-size: 24px;
    color: #666;
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content ul {
    margin-top: 0.2rem;
  }
  .intro_dialog .cover_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.4rem;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 22px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 20px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 18px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .detail_content .intro_process ul li p {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .detail_content .intro_process ul li p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 34px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 30px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 24px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content p {
    font-size: 12px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1366px) {
  .detail_content .intro_item_detail .item_content .refer_book a {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content .refer_book a {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1366px) {
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .detail_content .about_video .video_title h1 {
    font-size: 34px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .detail_content .about_video .video_title h1 {
    font-size: 30px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .about_video .video_title h1 {
    font-size: 24px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1366px) {
  .detail_content .about_video .video_content ul li p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .detail_content .about_video .video_content ul li p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .video_cover i {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .video_cover i {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 20px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 18px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content p {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content h3 {
    font-size: 20px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content h3 {
    font-size: 18px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content h3 {
    font-size: 16px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content h3 {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1366px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content ul li {
    font-size: 12px;
  }
}
@media only screen and (max-width: 768px) {
  .detail_content {
    margin-top: 0.5rem;
  }
  .detail_content .detail_desc {
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-around;
    flex-direction: column;
  }
  .detail_content .detail_desc .img_box {
    width: 100%;
    height: 5rem;
    overflow: hidden;
    border: 1px solid #ccc;
  }
  .detail_content .detail_desc .img_box img {
    width: 100%;
    height: 100%;
  }
  .detail_content .detail_desc .desc_box {
    flex: 1;
    padding-left: 0;
    height: 5rem;
    overflow: auto;
  }
  .detail_content .detail_desc .desc_box .desc_title {
    margin-top: 0.2rem;
    margin-bottom: 0.3rem;
  }
  .detail_content .detail_desc .desc_box .desc_title h3 {
    font-size: 0.4rem;
    color: #333;
  }
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 14px;
    color: #666;
    line-height: 0.4rem;
    margin-bottom: 0.2rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.4rem;
    position: relative;
    padding-left: 0.4rem;
  }
  .detail_content .detail_desc .desc_box .desc_content ul li::before {
    content: "";
    display: inline-block;
    width: 0.06rem;
    height: 0.06rem;
    border-radius: 50%;
    background-color: #18a0ae;
    position: absolute;
    left: 0rem;
    top: 0.1rem;
  }
  .detail_content .intro_process {
    margin-bottom: 0.5rem;
  }
  .detail_content .intro_process ul {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
  .detail_content .intro_process ul li {
    width: 30%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .detail_content .intro_process ul li a {
    display: block;
    width: 1.04rem;
    height: 0.96rem;
    background-position: center center;
    background-size: 100% 100%;
  }
  .detail_content .intro_process ul li:first-child a {
    background-image: url(../img/goods_detail_icon_07.png);
  }
  .detail_content .intro_process ul li:nth-child(2) a {
    background-image: url(../img/goods_detail_icon_09.png);
  }
  .detail_content .intro_process ul li:nth-child(3) a {
    background-image: url(../img/goods_detail_icon_11.png);
  }
  .detail_content .intro_process ul li:nth-child(4) a {
    background-image: url(../img/goods_detail_icon_13.png);
  }
  .detail_content .intro_process ul li:nth-child(5) a {
    background-image: url(../img/goods_detail_icon_15.png);
  }
  .detail_content .intro_process ul li:nth-child(6) a {
    background-image: url(../img/goods_detail_icon_17.png);
  }
  .detail_content .intro_process ul li:first-child:hover a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2):hover a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3):hover a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4):hover a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5):hover a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6):hover a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li:first-child.active a {
    background-image: url(../img/goods_detail_icon_07_active.png);
  }
  .detail_content .intro_process ul li:nth-child(2).active a {
    background-image: url(../img/goods_detail_icon_09_active.png);
  }
  .detail_content .intro_process ul li:nth-child(3).active a {
    background-image: url(../img/goods_detail_icon_11_active.png);
  }
  .detail_content .intro_process ul li:nth-child(4).active a {
    background-image: url(../img/goods_detail_icon_13_active.png);
  }
  .detail_content .intro_process ul li:nth-child(5).active a {
    background-image: url(../img/goods_detail_icon_15_active.png);
  }
  .detail_content .intro_process ul li:nth-child(6).active a {
    background-image: url(../img/goods_detail_icon_17_active.png);
  }
  .detail_content .intro_process ul li p {
    font-size: 0.2rem;
    color: #333;
    text-align: center;
    margin-top: 0.26rem;
    height: 0.5rem;
  }
  .detail_content .intro_item_detail {
    margin-bottom: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1 {
    font-size: 0.4rem;
    color: #333;
    margin-bottom: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after,
  .detail_content .intro_item_detail .item_title h1::before {
    content: "";
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .intro_item_detail .item_title h1::before {
    margin-right: 0.4rem;
  }
  .detail_content .intro_item_detail .item_title h1::after {
    margin-left: 0.4rem;
  }
  .detail_content .intro_item_detail .item_content {
    border-top: 10px solid #18a0ae;
    padding: 0.5rem;
    box-shadow: 0px 0px 5px gray;
  }
  .detail_content .intro_item_detail .item_content p {
    font-size: 12px;
    color: #666;
    line-height: 0.42rem;
  }
  .detail_content .intro_item_detail .item_content p:first-child {
    margin-bottom: 0.12rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.45rem;
  }
  .detail_content .intro_item_detail .item_content .refer_book a {
    color: #18a0ae;
    font-size: 14px;
  }
  .detail_content .intro_item_detail .item_content .refer_book a:first-child {
    margin-right: 0.1rem;
  }
  .detail_content .intro_item_detail .item_content .refer_content {
    width: 100%;
    padding-top: 0.3rem;
    display: none;
  }
  .detail_content .intro_item_detail .item_content .refer_content.show {
    display: block;
  }
  .detail_content .intro_item_detail .item_content .refer_content ul li {
    font-size: 14px;
    color: #333;
    line-height: 0.4rem;
  }
  .detail_content .about_video .video_title {
    margin-bottom: 0.3rem;
  }
  .detail_content .about_video .video_title h1 {
    font-size: 0.4rem;
    color: #333;
  }
  .detail_content .about_video .video_title h1 i {
    display: inline-block;
    width: 0.31rem;
    height: 0.31rem;
    background: url(../img/icon_03.png) no-repeat;
    background-size: 100% 100%;
  }
  .detail_content .about_video .video_title h1 i:first-of-type {
    margin-right: 0.4rem;
  }
  .detail_content .about_video .video_title h1 i:last-of-type {
    margin-left: 0.4rem;
  }
  .detail_content .about_video .video_content {
    margin-bottom: 0.4rem;
  }
  .detail_content .about_video .video_content .large_screen {
    display: none;
  }
  .detail_content .about_video .video_content .small_screen {
    display: block;
  }
  .detail_content .about_video .video_content .swiper-slide {
    width: 20rem;
  }
  .detail_content .about_video .video_content ul {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    width: 20rem;
  }
  .detail_content .about_video .video_content ul li {
    width: 15%;
    box-sizing: border-box;
    position: relative;
    transition: all 1s;
    cursor: pointer;
  }
  .detail_content .about_video .video_content ul li .play {
    position: absolute;
    bottom: 48%;
    left: 43%;
    transform: translateX(-50%) translateY(-100%);
    width: 0.53rem;
    height: 0.53rem;
    z-index: 9;
  }
  .detail_content .about_video .video_content ul li .video_box {
    width: 98%;
    height: 2.04rem;
    overflow: hidden;
  }
  .detail_content .about_video .video_content ul li video {
    width: 98%;
    height: 100%;
    transition: all 1s;
  }
  .detail_content .about_video .video_content ul li p {
    text-align: center;
    color: #333;
    font-size: 12px;
    width: 2rem;
    margin-top: 0.3rem;
    margin-bottom: 0.8rem;
    height: 0.6rem;
  }
  .detail_content .about_video .video_content ul li:hover video {
    transform: scaleX(1.1) scaleY(1.1);
  }
  .detail_content .about_video .video_content video {
    width: 24%;
    margin-right: 0.05rem;
  }
  .video_cover {
    width: 100%;
    height: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    display: none;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 999;
  }
  .video_cover i {
    display: inline-block;
    width: 0.18rem;
    height: 0.18rem;
    font-size: 18px;
    font-weight: 900;
    position: absolute;
    right: 0.5rem;
    top: 0.5rem;
    color: #fff;
    cursor: pointer;
  }
  .video_cover iframe {
    width: 100%;
    height: 7rem;
    position: absolute;
    top: 10%;
    left: 0%;
  }
  .intro_dialog {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 999;
    display: none;
  }
  .intro_dialog.selected {
    display: block;
  }
  .intro_dialog .cover_content {
    width: 7rem;
    height: auto;
    overflow-y: auto;
    overflow-x: hidden;
    background-color: #fff;
    margin: 1rem auto;
    padding: 0.3rem;
    position: relative;
  }
  .intro_dialog .cover_content .border_top {
    width: 7rem;
    height: 0.1rem;
    background-color: #18a0ae;
    border-bottom-left-radius: 0.1rem;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
  }
  .intro_dialog .cover_content .border_top::after {
    content: "x";
    display: inline-block;
    width: 0.4rem;
    height: 0.4rem;
    background-color: #18a0ae;
    color: #fff;
    border-radius: 50%;
    position: absolute;
    right: 0.2rem;
    top: 0.1rem;
    text-align: center;
    line-height: 0.4rem;
    font-size: 24px;
    z-index: 9999;
    pointer-events: auto;
  }
  .intro_dialog .cover_content .forbid {
    margin-bottom: 0.35rem;
  }
  .intro_dialog .cover_content p {
    font-size: 14px;
    color: #333;
  }
  .intro_dialog .cover_content p:nth-of-type(2) {
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content h3 {
    font-size: 0.4rem;
    color: #666;
    margin-bottom: 0.2rem;
  }
  .intro_dialog .cover_content ul {
    margin-top: 0.2rem;
  }
  .intro_dialog .cover_content ul li {
    font-size: 14px;
    color: #666;
    line-height: 0.4rem;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content p {
    font-size: 12px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 767px) {
  .detail_content .detail_desc .desc_box .desc_content ul li {
    font-size: 12px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 1440px) {
  .video_cover i {
    font-size: 16px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 1024px) {
  .video_cover i {
    font-size: 14px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 1440px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 20px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 1200px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 18px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 1024px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 16px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content .border_top::after {
    font-size: 14px;
  }
}
@media only screen and (max-width: 768px) and only screen and (max-width: 767px) {
  .intro_dialog .cover_content ul li {
    font-size: 12px;
  }
}