$txt_delay: 0.2s;

.about-bg {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  width: 100%;
  height: 100%;
}

.about-layout {
  // background: url("~@/assets/images/about_bg.jpg") top -70px left -10px no-repeat;
  overflow: hidden;
  .plate01,
  .plate02,
  .plate03 {
    position: relative;
    z-index: 90;
  }
  .plate01 {
    text-align: center;
    width: 1240px;
    margin: 155px auto 100px;
    animation: fadeUp 0.5s ease-out 1 both;
    .about-logo {
      width: 360px;
    }
    .introduce {
      margin-top: 56px;
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      > img {
        width: 360px;
        height: 230px;
        margin-top: 28px;
        flex-shrink: 0;
      }
      .intro-r {
        text-align: justify;
        margin-left: 70px;
        padding-right: 10px;
        .item {
          &:not(:first-of-type) {
            margin-top: 48px;
          }
          img {
            margin: 16px 0 10px;
            width: 274px;
          }
          &:last-of-type {
            img {
              width: 208px;
            }
          }

          .b-title {
            font-size: 16px;
            line-height: 1;
            margin: 10px 0;
          }
          .b-label {
            font-size: 16px;
          }
          p {
            font-size: 16px;
            line-height: 24px;
            color: #95979b;
            margin-bottom: 18px;
          }
          p:last-child {
            margin-bottom: 0;
          }
        }
      }
    }
  }
  .plate02 {
    width: 100%;
    > img {
      width: 100%;
    }
  }
  .plate03 {
    text-align: center;
    width: 1340px;
    margin-top: 120px;
    margin-bottom: 120px;
    .event {
      display: flex;
      align-items: flex-start;
      margin-bottom: 170px;
      .touch-layout {
        width: 360px;
        height: 240px;
        flex-shrink: 0;
        opacity: 0;
        animation: fadeUp 0.5s ease-out 1 both $txt_delay;
        .item {
          width: 100%;
          img {
            width: 100%;
            user-select: none;
            -webkit-user-drag:none;
          }
        }
        .ban {
          width: 100%;
          height: 1px;
          background: #d4d4d4;
          margin-top: 10px;
          display: flex;
          span {
            cursor: pointer;
            flex: 1;
            height: 4px;
            display: inline-block;
            position: relative;
            top: -2px;
          }
          .active {
            background: #d4d4d4;
          }
        }
      }
      .e-node {
        text-align: left;
        margin-left: 30px;
        padding-left: 25px;
        border-left: 1px solid rgba($color: #cccccc, $alpha: 0.5);

        li {
          margin-bottom: 40px;
          opacity: 0;
          animation: fadeUp 0.5s ease-out 1 both $txt_delay;
        }
        h2 {
          font-size: 16px;
          font-weight: bold;
          color: rgba($color: #000000, $alpha: 0.8);
          margin-bottom: 40px;
          opacity: 0;
          animation: fadeUp 0.5s ease-out 1 both 0s;
        }
        h3 {
          font-weight: 400;
          font-size: 16px;
          line-height: 30px;
          position: relative;
        }
        h3::before {
          content: "";
          background: url(https://4dscene.4dage.com/new4dkk/images/cicle.png) center no-repeat;
          z-index: 1000;
          display: inline-block;
          width: 18px;
          height: 18px;
          position: absolute;
          left: -35px;
          top: 4px;
        }

        p {
          font-size: 16px;
          color: #95979b;
          line-height: 24px;
          font-weight: lighter;
        }
       
      }
    }
    .contact {
      display: flex;
      align-items: flex-start;
      margin-bottom: 170px;
      > img {
        margin-top: 40px;
        width: 360px;
        animation: fadeUp 0.5s ease-out 1 both;
        opacity: 0;
      }
      .e-node {
        text-align: left;
        margin-left: 45px;
        padding-left: 25px;
        li {
          margin-bottom: 40px;
          animation: fadeUp 0.5s ease-out 1 both;
          opacity: 0;
        }
        h3 {
          font-size: 16px;
          line-height: 30px;
          font-weight: 500;
          position: relative;
        }
        h3::before {
          font-family: "iconfont" !important;
          font-style: normal;
          font-size: 26px;
          -webkit-font-smoothing: antialiased;
          -moz-osx-font-smoothing: grayscale;
          content: "\e654";
          z-index: 1000;
          position: absolute;
          left: -35px;
          top: 2px;
        }
        .lxwm::before {
          content: "\e64e";
        }
        .khfw::before {
          content: "\e653";
        }
        .mtcx::before {
          content: "\e650";
        }
        p {
          font-size: 16px;
          color: #95979b;
          line-height: 24px;
        }
      }
    }
  }
  .hide2,
  .hide2 h2,
  .hide2 .touch-layout,
  .hide2 li,
  .hide3 > img,
  .hide3 .e-node li {
    // animation: none!important;
    animation: fadeDown 0.5s ease-out 1 both !important;
  }
}

@media screen and (min-width: 2000px) {
  .about-layout {
    .plate03 {
      margin: 120px auto!important;
    }
  }
}

@media screen and (max-width: 1600px) {
  .about-layout {
    .plate03 {
      width: 1190px;
    }
  }
}

@media screen and (max-width: 1200px) {
  .about-layout {
    .plate01{
      width: 900px; 
    }
    .plate03{
      width: 900px; 
      margin: 120px auto!important;

    }
  }
}