* {
  padding: 0;
  margin: 0;
}
a{
  text-decoration: none;
  color: #000;
}
#app {
  width: 100%;
  position: relative;
  background-color: #fff;
  padding-bottom: 50px;
}

@media screen and (max-width: 768px) {
  /* 针对手机或小屏幕 */
  .header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 90%;
    padding-top: 15px;
    margin: auto;
  }
  .header-wrapper {
    display: block;
    position: relative;
    display: flex;
    align-items: center;
  }
  .heaer-right {
    display: none;
  }
  .msg-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgb(188, 255, 51);
    position: absolute;
    top: -4px;
    right: -4px;
  }
  .carousel {
    display: block;
    width: 360px;
    height: 200px;
    overflow: hidden;
    margin: auto;
  }

  .slides {
    width: 360px;
    display: flex;
    transition: transform 0.5s ease-in-out;
    margin-top: 12px;
  }
  .swiperimg {
    width: 360px;
    height: 170px;
  }
  .slides li {
    width: 100%;
    list-style: none;
  }
  .swiper-container {
    display: none;
  }
  #mode {
    display: none;
  }

  #shipinjieshao::-webkit-scrollbar {
    display: none;
  }
  .shipinjieshao {
    display: flex;
    width: 360px;
    margin: auto;
    overflow-x: auto;
    white-space: nowrap;
    word-break: break-all;
  }
  .video-list {
    width: 170px;
    height: 159px;
    border: 1px solid #fff;
    border-radius: 5px;
    position: relative;
    margin-right: 17px;
    font-size: 0;
  }
  .video-poster {
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    width: 170px;
    height: 120px;
  }
  .video-title {
    font-size: 14px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
    border-top: 1px solid #fff;
    color: #fff;
    width: 170px;
    height: 34px;
    text-align: center;
    line-height: 34px;
    background: #ff2020;
  }
  .intro {
    width: 100%;
    text-align: center;
    height: 70px;
    margin: 15px 0;
  }
  .intro-img {
    width: 16px;
    height: 16px;
  }
  #CCVjieshao {
    position: relative;
    width: 300px;
    margin: 20px auto;
    height: 300px;
    overflow-y: auto;
    overflow: hidden;
    background-color: #ea3232;
  }
  .jieshao {
    width: 340px;
    margin: auto;
    color: #fff;
    font-size: 19px;
    line-height: 30px;
    padding: 10px;
    border-radius: 8px;
  }
  #CCVjieshao .rowup {
    position: relative;
    -webkit-animation: 5s rowup linear infinite normal;
    animation: 60s rowup linear infinite normal;
  }
  @keyframes rowup {
    0% {
      -webkit-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
    }
    100% {
      -webkit-transform: translate3d(0, -50px, 0);
      transform: translate3d(0, -2200px, 0);
    }
  }
  #guanfanglianjie {
    margin-left: 25px;
    margin-top: 25px;
    font-size: 20px;
    color: #ea3232;
  }
  .col-line {
    position: absolute;
    top: 0;
    left: 50%;
    height: 98.5%;
    width: 1px;
    background: rgb(234, 50, 50);
  }
  .mask {
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
  }
  .qrcode {
    position: fixed;
    width: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 999;
  }
  .w33 {
    width: 33%;
    text-align: center;
    margin-top: 17px;
    margin-left: 27px;
    font-size: 13px;
    color: #333;
    display: flex;
    align-items: center;
    text-decoration: none;
  }
  .copyright{
    display: none;
  }
  .copyright-mobile{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
}
@media screen and (min-width: 768px) {
  .header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 90%;
    padding-top: 15px;
    margin: auto;
  }
  .msg-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgb(188, 255, 51);
    position: absolute;
    top: -4px;
    right: -4px;
  }
  .heaer-right {
    flex: 1;
    margin-left: 30px;
  }
  .header-all-title {
    display: flex;
    justify-content: space-between;
  }
  .header-wrapper {
    display: none;
  }
  .carousel {
    display: none;
  }
  .swiper-container {
    width: 1200px;
    margin: 30px auto;
    overflow: hidden;
  }
  .swiperimg {
    width: 100%;
    height: 600px;
  }
  .shipinjieshao {
    display: flex;
    justify-content: space-around;
    width: 90%;
    margin: auto;
    overflow-x: auto;
    white-space: nowrap;
    word-break: break-all;
  }
  .video-list {
    width: 40%;
    border: 1px solid #fff;
    border-radius: 5px;
    position: relative;
    margin-right: 17px;
    font-size: 0;
  }
  .video-title {
    font-size: 20px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
    border-top: 1px solid #fff;
    color: #fff;
    width: 100%;
    height: 60px;
    text-align: center;
    line-height: 60px;
    background: #ff2020;
  }
  .video-poster {
    width: 100%;
    height: 352px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
  }

  #shipinjieshao {
    width: 1200px !important;
  }
  #mode {
    display: none;
  }

  #shipinjieshao::-webkit-scrollbar {
    display: none;
  }
  .intro {
    width: 100%;
    text-align: center;
    height: 70px;
    margin: 30px 0;
  }
  #CCVjieshao {
    position: relative;
    width: 1200px;
    margin: 20px auto;
    height: 300px;
    overflow-y: auto;
    overflow: hidden;
    background-color: #ea3232;
  }

  .jieshao {
    width: 100%;
    margin: auto;
    color: #fff;
    font-size: 20px;
    line-height: 30px;
    padding: 10px;
    border-radius: 8px;
  }
  #CCVjieshao .rowup {
    position: relative;
    -webkit-animation: 20s rowup linear infinite normal;
    animation: 20s rowup linear infinite normal;
  }
  @keyframes rowup {
    0% {
      -webkit-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
    }
    100% {
      -webkit-transform: translate3d(0, -50px, 0);
      transform: translate3d(0, -300px, 0);
    }
  }
  .bottom {
    width: 1200px;
    margin: 0 auto;
  }
  #guanfanglianjie {
    margin-top: 25px;
    font-size: 20px;
    color: #ea3232;
  }
  .intro-img {
    width: 30px;
    height: 30px;
  }
  .logo {
    border-radius: 7px;
  }
  .pointer {
    color: rgb(234, 50, 50);
  }
  .pointer:hover {
    cursor: pointer;
    font-weight: bold;
    transition: all 0.5s ease;
    transform: scale(1.1);
  }
  .col-line {
    position: absolute;
    top: 0;
    left: 50%;
    height: 98.5%;
    width: 1px;
    background: rgb(234, 50, 50);
  }
  .mask {
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
  }
  .qrcode {
    position: fixed;
    width: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 999;
  }
  .w33 {
    width: 33%;
    text-align: center;
    margin-top: 17px;
    margin-left: 27px;
    font-size: 13px;
    color: #333;
    display: flex;
    align-items: center;
    text-decoration: none;
  }
  .copyright-mobile{
    display: none;
  }
  .copyright {
    position: relative;
    width: 1200px;
    height: 80px;
    align-items: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
  }
  .phone{
      margin: 10px 0;
      font-size: 20px;
  }
}