.broadcast{
  width: 100%;
  height: 400rpx;
  background: #000000;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
}
video{
  width: 100%;
  height: 400rpx;
}
.broadcast-title{
  padding: 30rpx;
  font-size: 34rpx;
  color: #242424;
  border-bottom: 5px solid #FBFBFB;
}
.broadcast-list{
  margin-top: 400rpx;
}
.play-button-box {
  width: 200rpx;
  height: 200rpx;
  position: fixed;
  z-index: 100;
  top: 100rpx;
  left: 50%;
  margin-left: -100rpx;
  background-color: rgba(0, 0, 0, 0.5);
  border: 1rpx dotted rgba(255, 255, 255, 0.8);
  border-radius: 100rpx;
}
.play-button-box .play-button {
  border-top-width: 60rpx;
  border-bottom-width: 60rpx;
  border-left-width: 100rpx;
  border-style: solid;
  border-top-color: transparent;
  border-left-color: red;
  border-bottom-color: transparent;
  border-right-color: transparent;
  width: 0;
  height: 0;
  position: absolute;
  top: 40rpx;
  left: 60rpx;
}