html {
  height: 100vh;
}
body {
  height: 100vh;
  margin: 0;
  padding: 0;
  background-color: #000;
  max-width: 850px;
  margin: 0 auto;
}
*::-webkit-scrollbar {
  width: 0.0889rem;
}
*::-webkit-scrollbar-thumb {
  background-color: #00b5b3;
  border-radius: 0.0889rem;
}
@media screen and (min-width: 1200px) {
  html {
    font-size: 20px;
  }
}
@font-face {
  font-family: YouSheBiaoTiHei;
  src: url("../fonts/优设标题黑.ttf");
}
@font-face {
  font-family: Source Han Sans CN;
  src: url("../fonts/SourceHanSansCN-Bold.ttf");
}
@keyframes rotate {
  to {
    transform: rotate(360deg);
  }
}
* {
  box-sizing: border-box;
}
.page {
  width: 100%;
  height: 100%;
  max-width: 850px;
}
#cesium {
  width: 100%;
  max-width: 850px;
  height: 100%;
  position: absolute;
  top: -2.6667rem;
  z-index: 10000;
  display: flex;
  justify-content: center;
}
.top {
  width: 100%;
  z-index: 10001;
  position: relative;
}
.top_left {
  margin: 0.21rem 0 0;
  align-items: end;
  float: left;
}
.top_left .box {
  display: flex;
  align-items: center;
  margin-bottom: 0.25rem;
}
.top_left .box img {
  width: 0.9333rem;
  height: 0.8rem;
}
.top_left .box .text {
  margin-top: 0.1333rem;
}
.top_left .box .text .num {
  color: #71FFB0;
  font-weight: 600;
  font-family: YouSheBiaoTiHei;
  font-size: 0.2756rem;
  position: relative;
  left: -0.3911rem;
}
.top_left .box .text .num .unit {
  font-size: 0.16rem;
}
.top_left .box .text .label {
  font-size: 0.2311rem;
  color: #C1F0FF;
  font-weight: 500;
  text-shadow: 0px 0.1778rem 0.4444rem rgba(0, 0, 0, 0.5);
}
.top_left .music {
  width: 0.7111rem;
  height: 0.7111rem;
  border-radius: 0.8889rem;
  margin-left: 0.1778rem;
}
.top_left #play {
  animation: rotate 5s linear infinite;
}
.bottom {
  width: 100%;
  max-width: 850px;
  position: absolute;
  bottom: 0;
  z-index: 10001;
}
.bottom .date_chart {
  width: 100%;
  box-sizing: content-box;
  background-color: rgba(0, 43, 44, 0.6);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  padding: 0.2222rem 0;
  display: none;
}
.bottom .date_chart .date {
  display: flex;
  width: 100%;
  justify-content: space-evenly;
}
.bottom .date_chart .date_item {
  font-size: 0.1067rem;
  font-family: Source Han Sans CN;
  font-weight: 400;
  color: #FFFFFF;
  transform: scale(0.7);
}
.bottom .date_chart img {
  width: 98%;
  display: block;
}
.foot {
  width: 100%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
  color: #fff;
  font-size: 0.1067rem;
  margin: 0.0889rem 0 0;
}
.foot .text {
  width: 100%;
  text-align: center;
  transform: scale(0.7);
}
.foot img {
  width: 0.3111rem;
  height: 0.3111rem;
}
.foot a {
  text-decoration: none;
  color: #fff;
}
.introduce {
  width: 60%;
  height: 3.5556rem;
  background-color: #00343d;
  border-radius: 0.1778rem;
  position: fixed;
  top: 15%;
  left: 20%;
  z-index: 10002;
}
.introduce .tit {
  width: 100%;
  height: 25%;
  box-sizing: border-box;
  padding-right: 0.1778rem;
  display: flex;
  justify-content: end;
  align-items: center;
  font-size: 0.2667rem;
  margin-bottom: 0.1778rem;
  border-bottom: 1px solid #006d83;
  color: #ccc;
}
.introduce .text {
  width: 100%;
  height: 60%;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  font-size: 0.32rem;
  color: #71FFB0;
  font-family: YouSheBiaoTiHei;
  font-weight: 400;
}
.introduce .text .line {
  width: 100%;
  text-align: center;
}