@media screen and (max-width: 600px) {
  div.header {
    padding: 60px 0 30px;
  }
  p.header-title {
    font-size: 24px;
  }
  p.header-text {
    font-size: 14px;
  }
  section.section {
    padding: 30px 20px 20px;
  }

  section.section .data-list {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    gap: 15px;
  }
  section.section .data-list .data-item {
    width: 100%;
    height: 180px;
    border-radius: 5px;
  }

  section.section .data-list .data-item .item-title {
    font-size: 18px;
  }

  section.section .data-list .data-item .item-desc {
    font-size: 12px;
  }

  div.skills {
    padding: 0;
    margin-top: 20px;
  }
  div.skills .skill-tag {
    width: 100%;
    text-align: center;
    color: white;
    border-radius: 2px;
  }

  footer.footer .footer-content {
    padding: 20px;
    font-size: 12px;
  }
  footer.footer .footer-content .footer-qq {
    margin-bottom: 10px;
  }
  footer.footer .footer-content .qrcode {
    margin: 10px 0;
    display: none;
  }
}