*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

.page {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
}

.main-image {
  position: absolute;
  left: 0;
  right: 0;
  top: -5%;
  width: 100%;
  height: 110%;
  object-fit: cover;
  object-position: center center;
}

.footer {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 8px 16px 12px;
  text-align: center;
  font-size: 13px;
  line-height: 1.6;
  color: #fff;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.08) 55%, transparent 100%);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

.copyright {
  margin-bottom: 4px;
}

.beian a {
  color: #fff;
  text-decoration: none;
}

.beian a:hover {
  color: #e6f4ff;
  text-decoration: underline;
}

@media (max-width: 480px) {
  .main-image {
    top: -4%;
    height: 108%;
  }

  .footer {
    font-size: 11px;
    padding: 6px 8px 10px;
  }
}