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

#app{
  background: url('../images/page-bg.png') center center no-repeat;
  background-size: 100% 100%;
  height: 100vh;
}

#header {
  height: 70px;
  line-height: 70px;
  background: url('../images/header-bg.png') center center no-repeat;
  background-size: 100% 100%;
  text-align: center;
  font-weight: bold;
  font-size: 32px;
  color: #1CCBFF;
  position: relative;
}
.header-time{
  position: absolute;
  right: 70px;
  font-size: 18px;
}
.main{
  height: calc(100vh - 70px);
  padding: 15px;
}
.panel-title{
  position: relative;
  text-align: center;
  height: 50px;
  line-height: 50px;
}
.panel-title-text{
  font-size: 20px;
  font-weight: 600;
  color: #1CCBFF;
  position: relative;
  display: inline;
}
.panel-title-text::before{
  content: "";
  position: absolute;
  top: 10px;
  left: -40px;
  width: 30px;
  height: 10px;
  background: url(../images/title-left.png) no-repeat;
}
.panel-title-text::after{
  content: "";
  position: absolute;
  top: 10px;
  right: -40px;
  width: 30px;
  height: 10px;
  background: url(../images/title-right.png) no-repeat;
}
.panel-content{
  width: 100%;
  height: calc(100% - 50px);
}