li {
  list-style: none;
}
a {
  text-decoration: none;
  color: #333;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
}
html {
  font-family: -apple-system, system-ui, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial;
}
body {
  min-height: 100vh;
}
::-webkit-scrollbar {
  width: 0;
}
input {
  color: #666;
  padding: 7px 10px;
  outline: none;
  border: 1px solid #eee;
  font-size: 13px;
}
@media screen and (max-width: 768px) {
  .header {
    padding-top: 30px !important;
  }
  .header .header-wrapper {
    width: 100%;
  }
  .header .header-left {
    width: 100%;
  }
  .header .header-left .header-search {
    width: 90%;
    margin: 0 auto;
  }
  .header .header-left .header-search--layer {
    width: 90%;
    left: 50%;
    transform: translateX(-50%);
  }
  .header .header-right {
    display: none;
  }
  .main {
    width: 100% !important;
    padding: 0 15px;
    flex-direction: column;
  }
  .main-left {
    order: 1;
    width: 100% !important;
    position: relative !important;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
  }
  .main-left--block:nth-child(1) {
    width: 62%;
  }
  .main-left--block:nth-child(2) {
    margin-top: 0;
  }
  .main-left--block:nth-child(3) {
    width: 100%;
  }
  .main-left-wrapper {
    width: 100% !important;
  }
  .main-right {
    order: 2;
    width: 100% !important;
    position: relative !important;
    margin-top: 15px;
    margin-bottom: 15px;
  }
  .main-right .backtop {
    display: none !important;
  }
  .main-right-wrapper {
    width: 100% !important;
  }
  .main-container {
    order: 3;
    width: 100% !important;
    padding: 0 !important;
    margin-top: 15px;
  }
  .main-container .index {
    flex-direction: column;
  }
  .main-container .index-right {
    display: none;
  }
  .main-container .index-center {
    margin: 15px 0;
  }
  .main-container .index-article {
    height: 260px !important;
  }
  .main .article {
    order: 2;
    margin-top: 15px;
    width: 100% !important;
  }
  .main .article-container {
    flex-direction: column;
  }
  .main .article-catelogue {
    order: 1;
    width: 100%;
  }
  .main .article-catelogue--wrapper {
    width: 100%;
    padding-left: 0 !important;
    position: relative !important;
  }
  .main .article-catelogue .catelogue-2 {
    width: 100%;
    display: flex;
  }
  .main .link {
    display: flex;
  }
  .main .about-info {
    flex-direction: column;
  }
  .main .about-detail {
    margin-top: 15px;
  }
  .main .tools {
    margin-bottom: 15px;
  }
  .main .tools li {
    width: 100% !important;
  }
}