@charset"utf-8";
.play{
  width: 100%;
  height: 450px;
  position: relative;
}
.play video{
  width: 100%;
  height: 100%;
}
.play a{
  display: block;
  position: absolute;
  top:40%;
  left:50%;
  width: 90px;
  height: 90px;
  background: url(01-01-sprite.png) no-repeat;
  background-position: -380px -413px;
}
.mask{
  position: absolute;
  width: 100%;
  height: 100%;
  background:rgba(0,0,0,0.46);
}
.act-video{
  margin: 20px 0;
}
.act-video .act-desc{
  margin-left: 28px;
  width: 62%;
}
.act-video .act-desc .date{
  color:rgba(0,0,0,0.65);
  margin: 18px 0 27px;
}
.act-video .act-desc .desc{
  line-height:26px;
  height: 98px;
  overflow: hidden;
  white-space: wrap;
  text-overflow: ellipsis;
}
@media screen and (max-width: 1200px) {
  .play {
    height: 2.96rem;
  }
  .video .content-title {
    margin-bottom: .56rem;
  }
  .act-video .act-desc {
    margin-left: 0;
    width: 100%;
  }
  .act-video .act-desc h3{
    margin:.24rem 0 .21rem ;
  }
  .act-video .act-desc .date {
    margin: 0;
  }
  .act-video .act-desc .desc {
    margin-top: .31rem;
    line-height: .5rem;
    height: auto;
    margin-bottom: .5rem;
  }
}