.you-top .let {
  float: left;
}
.you-top .let h1 {
  display: inline-block;
  height: 42px;
  font-family: PingFangSC-Regular;
  font-size: 30px;
  color: #444444;
  letter-spacing: 0;
}
.you-top .let h3 {
  display: inline-block;
  margin-left: 3px;
  height: 22px;
  font-family: PingFangSC-Regular;
  font-size: 16px;
  color: #444444;
  letter-spacing: 0;
}
.you-top .let .xian {
  margin-top: 4px;
}
.you-top .let .xian .key {
  float: left;
  width: 120px;
  height: 4px;
  background: #CB1418;
}
.you-top .let .xian .keyl {
  float: left;
  width: 180px;
  margin-left: 2px;
  height: 4px;
  background: #595B5D;
}
.you-top .rel {
  float: right;
  margin-top: 20px;
}
.you-top .rel span {
  line-height: 17px;
  font-family: PingFangSC-Regular;
  font-size: 12px;
  color: #272727;
  letter-spacing: 0;
}
.you-top .rel span:last-child {
  color: red;
}