html,
body {
  background: #eaeff3;
}

.arts {
  /* width: 62.5vw; */
  /* height: 40.677vw; */
  min-height: 100vh;
  background-color: #ffffff;

  margin-bottom: 2.917vw;
  padding-bottom: 2.917vw;
  position: relative;
}

.arts_box {
  /* width: 54.688vw; */
  margin: 0 3.906vw;
}

.arts_names {
  font-family: MicrosoftYaHei-Bold;
  font-size: 0.938vw;
  font-weight: bold;
  font-stretch: normal;
  letter-spacing: 0;
  color: #333333;

  padding-top: 2.604vw;
  text-align: center;
}

.arts_line {
  height: 0;
  padding-top: 0.938vw;
  border-bottom: 0.104vw solid #f2f2f2;
}

.arts_sp {
  font-family: SourceHanSansCN-Regular;
  font-size: 0.625vw;
  font-weight: normal;
  font-stretch: normal;
  letter-spacing: 0;
  color: #666666;

  padding: 0.625vw 0;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.arts_sp img {
  width: 0.938vw;
  margin-right: 0.26vw;
}

.arts_sp div {
  width: 1.042vw;
}

.arts_con {
  padding-bottom: 1.563vw;
}

.arts_video {
  width: 100%;
}

.arts_t {
  display: none;
  width: 100%;
  height: 60.267vw;
  margin-bottom: 3vw;
}

.arts_t>* {
  width: 100%;
  height: 100%;
}

.arts_arrow {
  width: 2.604vw;
  height: 15.625vw;
  position: absolute;
  top: 15.625vw;
  background-position: center;
  background-repeat: no-repeat;
  -webkit-background-size: 100% 100%;
  -moz-background-size: 100% 100%;
  -o-background-size: 100% 100%;
  background-size: 100% 100%;
  margin: 0 0.521vw;
}

.arts_arrow.prevs {
  background-image: url(../imgs/left.png);
  left: 0;
}

.arts_arrow.nexts {
  background-image: url(../imgs/right.png);
  right: 0;
}