body {
  margin: 0;
  color: #222222;
  font-size: 14px;
  background-color: #f7f7f7;
  font-family: PingFangSC-Regular, sans-serif;
  padding-bottom: 82px;
  -webkit-font-smoothing: antialiased;
}
* {
  box-sizing: border-box;
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover {
  color: #39a9ff;
}
.with-color-tag:after {
  content: "\20";
  display: block;
  width: 38px;
  height: 4px;
  background: linear-gradient(-90deg, #4fccff, #2181fe);
  margin-top: 30px;
}
.etm-header {
  position: absolute;
  width: 100%;
  height: 100%;
}
.etm-header .banner {
  height: 100vh;
  background-image: url(/images/m-index-background.png);
  background-size: 100%;
  background-repeat: no-repeat;
  background-position: bottom;
}
.etm-header .banner .mask {
  background-image: radial-gradient(circle at top right, rgba(35, 58, 89, 0.8) 0%, rgba(0, 0, 0, 0.8) 100%);
  height: 100%;
  color: #ffffff;
  text-align: center;
}
.etm-header .banner .mask img {
  margin-top: 30px;
  width: 64px;
  height: auto;
}
.etm-header .banner .mask h1.with-color-tag {
  font-size: 20px;
}
.etm-header .banner .mask h1.with-color-tag:after {
  margin: 10px auto;
  width: 200px;
  height: 2px;
}
.etm-header .banner .mask .name {
  font-size: 20px;
  font-weight: bold;
  margin-top: 28px;
}
.etm-header .banner .mask .sub_name {
  margin-top: 7px;
  font-size: 12px;
  opacity: 0.5;
}
.etm-footer {
  width: 100%;
  display: flex;
  justify-content: space-evenly;
  height: 82px;
  padding-top: 10px;
  background: #ffffff;
  position: fixed;
  bottom: 0;
  left: 0;
  border-top: 1px solid #e5e5e5;
}
.etm-footer .menu-item {
  display: block;
  text-align: center;
  color: #666666;
  font-size: 11px;
}
.etm-footer .menu-item .icon {
  height: 21px;
  width: 21px;
  background-size: contain;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  margin: auto;
  margin-bottom: 4px;
}
.etm-footer .menu-item:hover,
.etm-footer .menu-item.selected {
  color: #39a9ff;
}
.etm-footer .menu-item:hover embed svg,
.etm-footer .menu-item.selected embed svg {
  color: #39a9ff;
}
.etm-page {
  position: absolute;
  height: calc(100% - 250px);
  left: 0;
  top: 160px;
  width: 100%;
  overflow: auto;
}