/* 保留实际使用的字体定义 */
  @font-face {
    font-family: "OpenSans-Semibold";
    src:
      url("font.woff2") format("woff2"),
      url("font.woff") format("woff");
    font-weight: normal;
    font-style: normal;
  }

  /* 核心布局样式 */
  .products_cont {
    width: 970px;
    margin: 0 auto;
  }
  .spec_title {
    width: 120px;
    font-size: 24px;
    font-family: "OpenSans-Semibold";
    color: #000;
    line-height: 40px;
    display: block;
    clear: both;
    border-radius: 15px;
  }

  /* 支持/下载区域 (section_five) */
  .section_five {
    margin-top: 20px;
    display: block;
  }
  .section_five ul {
    list-style: none;
    padding: 0;
    margin: 0;
    overflow: hidden;
  }
  .section_five li {
    display: block;
    float: left;
    height: 100px;
    margin-bottom: 40px;
    text-align: center;
  }
  .section_five li a {
    text-decoration: none;
    display: block;
  }
  .section_five li img {
    width: 100px;
    display: block;
    margin: 0 auto;
  }
  .section_five li span {
    display: block;
    width: 200px;
    text-align: center;
    line-height: 18px;
    font-size: 14px;
    margin-top: 5px;
    color: rgba(0, 119, 255, 0.856);
  }

  /* 响应式设计 */
  @media (max-width: 1200px) {
    .products_cont {
      width: 100%;
    }
    .section_five li {
      width: 24%;
    }
  }
  @media (max-width: 768px) {
    .products_cont {
      margin-top: 0;
    }
    .spec_title {
      margin-top: 10px;
      font-size: 16px;
      height: 36px;
      line-height: 36px;
      border-radius: 18px;
    }
    .section_five li {
      width: 49%;
    }
  }