.otrial-wrapper{
    max-width:1920px;
    margin:0 auto;
}
.otrial{
    background-image: url("/asset/images/o-trial/banner.png");
    background-size: cover;
    background-repeat: no-repeat;
}
.otrial-wrapper .child-banner{
  font-family: Resource Han Rounded CN;
}
.otrial-wrapper .otrial-sec-1{
   display: flex;
}
.otrial-wrapper .otrial-sec-1>div{
    width: 50%;
    height: 34.5rem;
}
.otrial-sec-1 .description{
    background: #ffffff;
    color: #333333;
    padding: 4.85rem 2.65rem 4.15rem 13rem;
}
.otrial-sec-1 .description .first-title{
    font-weight: bold;
    line-height: 3.9rem;
    height: 3.1rem;
    font-size: 2.2rem;
    text-align: center;
}
.otrial-sec-1 .description .first-title>span{
    position: relative;
    display: inline-block;
}
.otrial-sec-1 .description .first-title>span:after{
    content: '+';
    position: absolute;
    height: 3.75rem;
    font-size: 2.2rem;
    line-height: 3.9rem;
    font-weight: bold;
    top: -1.6rem;
}
.otrial-sec-1 .description .second-title{
    height: 1.85rem;
    font-size: 1.3rem;
    font-weight: bold;
    line-height: 2.2rem;
    text-align: center;
    margin-bottom: 2.15rem;
}
.otrial-sec-1 .description .txt>p{
    font-size: 0.9rem;
    line-height: 1.5rem;
    margin-bottom: 1.5rem;
}
.otrial-sec-1 .img-wrapper{
    background: #F7F7F7;
    text-align: center;
    vertical-align: middle;
    padding: 3.65rem 13rem 3.6rem 2.65rem;
}
.otrial-sec-1 .img-wrapper>img{
    width: 100%;
}
.otrial-wrapper .cn-name{
    font-size: 1.9rem;
    font-weight: bold;
    line-height: 2.8rem;
    letter-spacing: 2px;
    text-align: center;
    color: #333333;
    height: 2.65rem;
}
.otrial-wrapper .en-name{
    font-size: 0.5rem;
    line-height: 0.7rem;
    color: #333333;
    font-family: Helvetica;
    text-align: center;
}
.o-trial-sec-2{
    background-image: url("/asset/images/o-trial/sec2_bg.png");
    background-size: cover;
    background-repeat: no-repeat;
    /*height: 51.3rem;*/
    padding: 3.5rem 13rem 3.5rem 15rem;
}
.o-trial-sec-2 .first-bg{
    margin-top: 2.35rem;
    text-align: center;
}
.o-trial-sec-2 .first-bg>img{
    width: 64.29rem;
}
.o-trial-sec-3{
    background-image: url("/asset/images/o-trial/sec3_bg.png");
    background-size: cover;
    background-repeat: no-repeat;
    /*height: 17.5rem;*/
    padding: 4rem 13rem;
    text-align: center;
}
.o-trial-sec-3-title{
    height: 2.65rem;
    font-size: 1.9rem;
    font-weight: bold;
    line-height: 2.2rem;
    margin-bottom: 3rem;
}
.o-trial-sec-3-txt{
    font-size: 0.9rem;
    line-height: 1.9rem;
}
.o-trial-sec-4{
    padding: 3.5rem 13rem;
}
.o-trial-sec-4 .part-1{
    padding: 2rem 5rem 1.5rem 4.5rem;
}
.o-trial-sec-4 .part-1>img{
    width: 60.5rem;

}

.o-trial-sec-4 .part-2{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.o-trial-sec-4 .part-2 .part-2-item{
    width: 34.2rem;
    height: 9.5rem;
    margin-bottom: 1.5rem;
    background-image: url("/asset/images/o-trial/sec4_part2_bg.png");
    background-repeat: no-repeat;
    background-size: cover;
    padding: 2rem 3.5rem 2rem 2.45rem;
    position: relative;
}
/*.o-trial-sec-4 .part-2 .part-2-item:nth-child(2n){*/
/*    margin-left: 0.5rem;*/
/*}*/
/*.o-trial-sec-4 .part-2 .part-2-item:nth-child(2n+1){*/
/*    margin-right: 0.5rem;*/
/*}*/
.o-trial-sec-4 .part-2 .part-2-item .title{
    height: 2rem;
    font-size: 1.4rem;
    font-weight: bold;
    line-height: 1.75rem;
    color: #FD8A43;
    margin-bottom: 0.75rem;
}
.o-trial-sec-4 .part-2 .part-2-item .txt{
    font-size: 1rem;
    line-height: 1.35rem;
}
.o-trial-sec-4 .part-2 .part-2-item>img{
    position: absolute;
    right: 3.5rem;
    top:1.55rem;
}
.o-trial-sec-4 .part-2 .part-2-item:nth-child(5),.o-trial-sec-4 .part-2 .part-2-item:nth-child(6){
    margin-bottom: 0;
 }
.o-trial-sec-5 {
    background-image: url("/asset/images/o-trial/sec5_bg.png");
    background-repeat: no-repeat;
    background-size: cover;
    padding: 3.25rem 13rem;
}
.o-trial-sec-5 .en-name{
    font-family: "PingFang SC";
}
.o-trial-sec-5 .custom-list{
    padding: 0 8.25rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 1.25rem;
    margin-bottom: 1.3rem;
}
.o-trial-sec-5 .custom-list .custom_item{
    width: 10.5rem;
    height: 5.35rem;
    margin-bottom: 0.5rem;
    overflow: hidden;
}
.o-trial-sec-5 .custom-list .custom_item>img{
    width: 100%;
}
.o-trial-sec-5 .custom-list .custom_item>img:hover{
    transform: scale(1.1);
}
.o-trial-sec-5 .custom-list .custom_item:nth-child(6),
.o-trial-sec-5 .custom-list .custom_item:nth-child(7),
.o-trial-sec-5 .custom-list .custom_item:nth-child(8),
.o-trial-sec-5 .custom-list .custom_item:nth-child(9){
    margin-bottom: 0;
}