@media screen and (max-width: 800px) {
  .self-btn {
    display: block;
  }
  div,
  img {
    max-width: 100%;
  }
  body,
  .w-1280 {
    width: 100vw;
    min-width: 100vw;
  }
  .title-center {
    font-size: 24px;
    padding: 0 10vw;
    text-align: center;
  }
  .apply-form .layui-form {
    width: 90vw;
  }
  .top-banner > div {
    justify-content: space-between;
    padding: 0 15px;
  }
  .top-banner .top-tab {
    display: none;
  }
  .top-banner button {
    border: 0;
    width: fit-content;
    padding: 0;
    background: none;
    color: #007eff;
    display: none;
  }
  .function-bg .tabs.flex-center {
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .function-bg .function-content {
    height: auto;
    flex-direction: column-reverse;
    padding: 20px;
    margin: 0 15px;
  }
  .function-bg .function-content h3 {
    margin-top: 20px;
  }
  .function-bg .function-content .right img {
    height: 50vw;
  }
  .function-bg .function-content .action {
    margin-top: 20px;
    justify-content: center;
  }
  .all-work {
    margin-top: 40px;
  }
  .all-work .title-center {
    margin-bottom: 30px;
  }
  .all-work .tags {
    justify-content: center;
    margin-bottom: 20px;
  }
  .all-work .content {
    display: block;
    padding: 0 15px;
  }
  .all-work .content .item {
    margin-bottom: 10px;
  }
  .visiting-service {
    margin-top: 40px;
  }
  .visiting-service .content {
    height: auto;
    display: flex;
    flex-direction: column-reverse;
  }
  .visiting-service .content .right {
    padding-top: 230px;
    width: 100%;
    background-position: top;
    position: unset;
  }
  .visiting-service .content .right .step {
    padding: 5px;
    margin: 0 15px;
    height: auto;
    flex-wrap: wrap;
  }
  .visiting-service .content .item.active {
    max-height: unset !important;
  }
  .visiting-service .content .item .title {
    font-size: 18px !important;
  }
  .visiting-service .content .item .i {
    font-size: 16px !important;
  }
  .footer span {
    font-size: 24px !important;
  }
}