.cli-link {
  transition: none;
}
@media screen and (min-width: 320px) and (max-width: 767px) {
  .warp {
    width: 100%;
  }
  .banner {
    width: 100%;
    height: 175px;
    background: #f5f5f5 url("../img/zb-about-mbanner.jpg") no-repeat center fixed;
    background-size: cover;
    position: relative;
    padding-top: 109px;
    z-index: 0;
  }
  .banner .b-content {
    width: 100%;
    padding: 0 20px;
    margin: 0 auto;
    text-align: left;
  }
  .banner .b-content .bc-title {
    font-size: 2.4rem;
  }
  .banner .b-content .bc-txt {
    font-size: 1.2rem;
  }
  .channel {
    width: 100%;
    padding: 6px 16px 0;
  }
  .channel .c-list {
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
  }
  .channel .c-list .cl-item {
    width: 25%;
    padding: 4px 4px;
    border-radius: 3px;
    float: left;
  }
  .channel .c-list .cl-item .cli-img {
    width: 100%;
    height: 50px;
    position: relative;
    border-radius: 3px;
    overflow: hidden;
  }
  .channel .c-list .cl-item .cli-img img {
    width: 100%;
    height: 100%;
  }
  .channel .c-list .cl-item .cli-img .cli-link {
    width: 100%;
    height: 50px;
    display: block;
    background: rgba(0, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left: 0;
    text-align: center;
    line-height: 50px;
    font-size: 1.3rem;
  }
  .channel .c-list .cl-item .cli-img .cli-link:hover {
    background: rgba(37, 157, 246, 0.9);
    color: #fff;
    font-size: 1.3rem;
  }
  .video {
    width: 100%;
  }
  .video .pic-content {
    width: 100%;
    margin: 0 auto;
    display: table;
  }
  .video .pic-content .pic-list {
    width: 100%;
    padding-bottom: 10px;
    overflow: hidden;
  }
  .video .pic-content .pic-list .picl-item {
    width: 100%;
    padding: 2.5px 0;
    float: left;
  }
  .video .pic-content .pic-list .picl-item .picl-inner {
    width: 100%;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
    position: relative;
    cursor: pointer;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer img {
    width: 100%;
    height: 100%;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer .img-watch {
    width: 100%;
    height: 99%;
    position: absolute;
    left: 0;
    top: 0;
    background: rgba(0, 0, 0, 0.5) url("../img/zb-video-play1.png?__inline") no-repeat center;
    text-align: center;
  }
  .video .pic-content .pic-list .picl-item .picl-inner:hover .img-watch {
    background: rgba(0, 0, 0, 0.5) url("../img/zb-video-play2.png?__inline") no-repeat center;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt {
    width: 100%;
    padding: 10px 15px;
    text-align: left;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt .video-title {
    line-height: 19px;
    max-height: 48px;
    overflow: hidden;
    font-size: 1.3rem;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt .video-date {
    font-size: 1rem;
    color: #232528;
  }
}
@media screen and (min-width: 768px) and (max-width: 1199px) {
  .warp {
    width: 100%;
  }
  .banner {
    width: 100%;
    height: 480px;
    background: #f5f5f5 url("../img/zb-about-banner.jpg") no-repeat center fixed;
    background-size: cover;
    position: relative;
    padding-top: 334px;
    z-index: 0;
  }
  .banner .b-content {
    width: 100%;
    padding: 0 20px;
    margin: 0 auto;
    text-align: left;
  }
  .banner .b-content .bc-title {
    font-size: 3.6rem;
  }
  .channel {
    width: 100%;
    padding: 36px 16px 0;
  }
  .channel .c-list {
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
  }
  .channel .c-list .cl-item {
    width: 25%;
    padding: 4px 4px;
    border-radius: 3px;
    float: left;
  }
  .channel .c-list .cl-item .cli-img {
    width: 100%;
    height: 90px;
    position: relative;
    border-radius: 3px;
    overflow: hidden;
  }
  .channel .c-list .cl-item .cli-img img {
    width: 100%;
  }
  .channel .c-list .cl-item .cli-img .cli-link {
    width: 100%;
    height: 90px;
    display: block;
    background: rgba(0, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left: 0;
    text-align: center;
    line-height: 90px;
  }
  .channel .c-list .cl-item .cli-img .cli-link:hover {
    background: rgba(37, 157, 246, 0.9);
    color: #fff;
    font-size: 2.2rem;
  }
  .video {
    width: 100%;
    padding: 70px 10px 0;
  }
  .video .pic-content {
    width: 100%;
    margin: 0 auto;
    display: table;
  }
  .video .pic-content .pic-list {
    width: 100%;
    padding-bottom: 10px;
    overflow: hidden;
  }
  .video .pic-content .pic-list .picl-item {
    width: 33.33%;
    padding: 10px 7px;
    float: left;
  }
  .video .pic-content .pic-list .picl-item .picl-inner {
    width: 100%;
    padding-bottom: 96px;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
    position: relative;
    cursor: pointer;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer img {
    width: 100%;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer .img-watch {
    width: 100%;
    height: 98.5%;
    position: absolute;
    left: 0;
    top: 0;
    background: rgba(0, 0, 0, 0.5) url("../img/zb-video-play1.png?__inline") no-repeat center;
    text-align: center;
  }
  .video .pic-content .pic-list .picl-item .picl-inner:hover .img-watch {
    background: rgba(0, 0, 0, 0.5) url("../img/zb-video-play2.png?__inline") no-repeat center;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt {
    width: 100%;
    height: 96px;
    position: absolute;
    left: 0;
    bottom: 0;
    padding: 15px 0 0 20px;
    text-align: left;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt .video-title {
    line-height: 22px;
    max-height: 48px;
    overflow: hidden;
    padding-bottom: 5px;
  }
}
@media (min-width: 1200px) {
  .warp {
    width: 100%;
  }
  .banner {
    width: 100%;
    height: 480px;
    background: #f5f5f5 url("../img/zb-about-banner.jpg") no-repeat center fixed;
    background-size: cover;
    position: relative;
    padding-top: 334px;
    z-index: 0;
  }
  .banner .b-content {
    width: 1120px;
    margin: 0 auto;
    text-align: left;
  }
  .banner .b-content .bc-title {
    font-size: 3.6rem;
  }
  .channel {
    width: 100%;
    padding-top: 40px;
  }
  .channel .c-list {
    width: 1176px;
    margin: 0 auto;
    overflow: hidden;
  }
  .channel .c-list .cl-item {
    width: 168px;
    height: 90px;
    padding: 0 4px;
    border-radius: 3px;
    float: left;
  }
  .channel .c-list .cl-item .cli-img {
    width: 100%;
    height: 100%;
    position: relative;
    border-radius: 3px;
    overflow: hidden;
  }
  .channel .c-list .cl-item .cli-img img {
    width: 100%;
  }
  .channel .c-list .cl-item .cli-img .cli-link {
    width: 100%;
    height: 90px;
    display: block;
    background: rgba(0, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left: 0;
    text-align: center;
    line-height: 90px;
  }
  .channel .c-list .cl-item .cli-img .cli-link:hover {
    background: rgba(37, 157, 246, 0.9);
    color: #fff;
    font-size: 2.2rem;
  }
  .video {
    width: 100%;
    padding-top: 70px;
  }
  .video .pic-content {
    width: 1176px;
    margin: 0 auto;
  }
  .video .pic-content .pic-list {
    width: 100%;
    padding-bottom: 10px;
    overflow: hidden;
  }
  .video .pic-content .pic-list .picl-item {
    width: 392px;
    padding: 10px 7px;
    float: left;
  }
  .video .pic-content .pic-list .picl-item .picl-inner {
    width: 100%;
    height: 312px;
    padding-bottom: 96px;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
    position: relative;
    cursor: pointer;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .img-outer .img-watch {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    background: rgba(0, 0, 0, 0.5) url("../img/zb-video-play1.png?__inline") no-repeat center;
    text-align: center;
  }
  .video .pic-content .pic-list .picl-item .picl-inner:hover .img-watch {
    background: rgba(0, 0, 0, 0.5) url("../img/zb-video-play2.png?__inline") no-repeat center;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt {
    width: 100%;
    height: 96px;
    position: absolute;
    left: 0;
    bottom: 0;
    padding: 20px 0 0 20px;
    text-align: left;
  }
  .video .pic-content .pic-list .picl-item .picl-inner .video-txt .video-title {
    line-height: 22px;
    max-height: 48px;
    overflow: hidden;
    padding-bottom: 5px;
  }
}