* {
    margin: 0;
    padding: 0;
}
body {
    background: #f6f7f8;
}
a {
    text-decoration: none;
}
.header {
    width: 100%;
    background: #fff;
}
.header_c {
    width: 1200px;
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
}
.logo {
    /*width: 117px;*/
    height: 60px;
}
.header_r {
    height: 35px;
    background: #f4f4f4;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 18px;
}
.search {
    width: 17px;
    height: 17px;
    display: block;
    margin-right: 10px;
}
.s_txt {
    font-size: 13px;
    color: #6c6c6c;
    cursor: pointer;
}
.sou {
    color: #6c6c6c;
    font-size: 12px;
    text-align: center;
    cursor: pointer;
    display: none;
}
.input {
    border: none;
    background: #2f9e2a;
    outline: none;
    color: #fff;
    display: none;
}
input::-webkit-input-placeholder {
    /* WebKit browsers */
    color: #dddddd;
  }

  input:-moz-placeholder {
    /* Mozilla Firefox 4 to 18 */
    color: #dddddd;
  }

  input::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    color: #dddddd;
  }

  input::-ms-input-placeholder {
    /* Internet Explorer 10+ */
    color: #dddddd;
  }
  /* 导航 */
  .navBox {
      width: 100%;
      background: #404040;
  }
  .navs {
      width: 1200px;
      height: 40px;
      margin: 0 auto;
      display: flex;
  }
  .nav {
      width: 102px;
      height: 40px;
      text-align: center;
      line-height: 40px;
      color: #fff;
      font-size: 14px;
  }
  .nav:hover {
       background: #787878;
       cursor: pointer;
  }
  .nav_a {
      background: #787878;
  }
  .banner_box {
      width: 100%;
  }
  .banner_c {
      width: 1200px;
      height: 400px;
      margin:  0 auto;
      margin-top: 30px;
      display: flex;
      justify-content: space-between;
  }
  .swiper_banner {
      width: 760px;
      height: 400px;
      margin: 0;
  }
  .banner {
      width: 100%;
      height: 100%;
  }
  .banner_r {
      width: 420px;
      height: 400px;
      background:#fff;
  }
  .banner_title {
      width: 100%;
      height: 85px;
      display: flex;
      align-items: center;
      justify-content: space-between;
  }
  .title_l {
      display: flex;
      align-items: center;
      margin-left: 20px;
  }
  .b_icon {
      width: 21px;
      height: 24px;
  }
  .b_txt {
      font-size: 20px;
      color: #2F9E2A;
      margin-left: 10px;
  }
  .title_r {
      display: flex;
      align-items: center;
      margin-right: 20px;
  }
  .see_more {
      font-size: 14px;
      font-weight: 300;
      color: rgba(23, 23, 23, 0.388235294117647);
  }
  .jian {
      width: 7px;
      height: 12px;
      margin-left: 6px;
  }
  .banner_img {
      width: 380px;
      height: 245px;
      margin: 0 auto;
      position: relative;
  }
  .banner_tu {
      width: 100%;
      height: 100%;
      object-fit: cover;
  }
  .banner_txt {
      padding: 0 20px;
      background: rgba(0, 0, 0, 0.4);
      font-size: 16px;
      color: #fff;
      height: 43px;
      line-height: 43px;
      position: absolute;
      bottom: 0;
      width: 100%;
      box-sizing: border-box;
      overflow: hidden;
  }
  .backwall {
      width: 100%;
      height: 120px;
  }
  .back_center {
      width: 197px;
      height: 84px;
      background: url('../images/u28.png') no-repeat center;
      background-size: 100%;
      margin: 0 auto;
      overflow: hidden;
      display: flex;
      justify-content: center;
      margin-top: 40px;
  }
  .back_zhan {
        display: flex;
        align-items: center;
        margin-top: 50px;
  }
  .back_icon {
      width: 32px;
      height: 30px;
  }
  .back_txt {
      font-size: 20px;
      color: #2F9E2A;
      font-weight: 300;
      margin-left: 10px;
  }
  .videoBox {
      width: 100%;
  }
  .video_center {
      width: 1200px;
      height: 380px;
      background: #fff;
      margin: 0 auto;
      overflow: hidden;
  }
  .video_list {
      width: 1120px;
      height: 240px;
      display: flex;
      justify-content: space-between;
      margin: 30px auto;
      margin-top: 40px;
  }
  .list_item {
      width: 365px;
      height: 235px;
      position: relative;
  }
  .item_img {
      width: 100%;
      height: 100%;
      object-fit: cover;
  }
  .ceng {
      width: 365px;
      height: 235px;
      background: rgba(0, 0, 0, 0.5);
      position: absolute;
      top: 0;
      display: flex;
      justify-content: center;
      flex-direction: column;
      align-items: center;
  }
  .item_title {
      font-size: 18px;
      color: #fff;
  }
  .item_type {
      font-size: 12px;
      color: #fff;
      margin: 20px 0 26px 0;
  }
  .play {
      width: 24px;
      height: 24px;
  }
  .more {
      width: 133px;
      height: 41px;
      border: 1px solid #cccccc;
      text-align: center;
      line-height: 41px;
      font-size: 14px;
      color: rgba(23, 23, 23, 0.388235294117647);
      margin: 0 auto;
  }
  .more:hover {
      cursor: pointer;
      border: 1px solid #2f9e2a;
      color: #2f9e2a;
  }
  .video_center_add {
      height: 810px;
      width: 1200px;
      background: #fff;
      margin: 0 auto;
      overflow: hidden;
      display: flex;
      flex-wrap: wrap;
  }
  .goods_a {
      margin: 0 22px;
      margin-top: 30px;
  }
  .goods_img {
      width: 255px;
      height: 255px;
      object-fit: cover;
  }
  .goods_title {
      width: 255px;
      font-size: 16px;
      color: #424242;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      margin: 4px 0;
  }
  .price {
      font-size: 20px;
      color: #FFAF59;
      font-weight: 700;
  }
  .add_btn {
      width: 1200px;
      height: 100px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: #fff;
      margin: 0 auto;
  }