.yd2020 .ydContentDiv {
  position: fixed;
  width: 100%;
  top: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99999;
  display: none;
}
.yd2020 .ydContentDiv .ydcloseModal {
  position: absolute;
  width: 100%;
  top: 0;
  bottom: 0;
  z-index: 1100;
}
.yd2020 .ydContentDiv .ydvideoContent {
  position: absolute;
  width: 100%;
  z-index: 1200;
}

.yd2020 .ydimgEnd {
  width: 1000px;
  height: 618px;
  border-radius: 18px;
  position: fixed;
  left: 50%;
  top: -50%;
  margin-left: -500px;
  margin-top: -309px;
  transition: top 1s;
}
.yd2020 .ydimgEnd.active {
  top: 50%;
}
.yd2020 .ydimgEnd .ydendClose {
  height: 55px;
  display: inline-block;
  width: 50px;
  cursor: pointer;
  float: right;
}