.tab-out{
  margin-top: 30px;
}
.tab-out .tab-item{
  margin: 0 10px;
  height: 50px;
  padding: 0 40px;
  font-size: 20px;
  color: #333333;
  line-height: 50px;
  cursor: pointer;
}
.tab-item.active{
  background: #FF6901;
  border-radius: 26px;
  color: #FFF;
}
.tab-out{
  justify-content: center;
}

.tab-content{
  margin: 36px auto 0;
  width: 1280px;
  background: #FFFFFF;
  border-radius: 20px;
  overflow: hidden;
}

.tab-content-item{
  height: 700px;
  text-align: center;
  display: none;
  line-height: 700px;
}
.tab-content-item.active{
  display: block;
}
.tab-content-item img{
  display: inline-block;
  vertical-align: middle;
}

.tab-content-item1{
  height: 740px;
  line-height: 740px;
}