.about {
    height: 620px;
}
.about > img {
    margin-top: 80px;
    float: right;
}
.about .about-box1 {
    position: relative;
    float: left;
}
.about .about-box1 ul {
    margin-top: 44px;
}
.about .about-box1 ul li {
    float: left;
    margin-left: 140px;
}
.about .about-box1 ul li span {
    display: block;
    font-size: 22px;
    color: #333333;
    line-height: 26px;
}
.about .about-box1 ul li img {
    margin-left: 35px;
}
.about .about-box1 h5 {
    margin-top: 80px;
    font-weight: bold;
    font-size: 30px;
    color: #999999;
}
.about .about-box1 h4{
    margin-top: 17px;
    font-weight: bold;
    font-size: 30px;
    color: #333333;
}
.about .about-box1 > img {
    position: absolute;
    top:100px;
    left: 168px;
}
.about .about-box1 p {
    line-height: 32px;
    margin-top: 19px;
    width: 674px;
    font-weight: 500;
    font-size: 18px;
    color: rgba(102, 102, 102, 1);
}
.about .about-box1 p span{
    color: rgba(251, 166, 41, 1);
}
.peculiarity {
    background: #F6F9FF;
    height: 810px;
}
.tabs {
    width: 1200px;
    height: 45px;
    border-bottom: 1px solid rgba(0,0,0,0.1);

    margin-top: 80px;
}
.tabs .tab {
    float: left;
    font-weight: bold;
    font-size: 22px;
    color: #333333;
    line-height: 26px;
    /*margin-bottom: 20px;*/
    margin-left: 104px;
    height: 43px;
}
.cheng-bottom {
    border-bottom: orange 2px solid;
}

.tabcontent  img {
    float: left;
    margin-top: 98px;
    margin-left: 36px;
    margin-bottom: 101px;
}
.tabcontent h4 {
    float: left;
    font-weight: 400;
    margin-top: 115px;
    margin-left: 126px;
    font-size: 30px;
    color: #333333;
    line-height: 35px;
}
.tabcontent p {
    float: left;
    margin-left: 126px;
    margin-top: 25px;
    font-weight: 500;
    font-size: 19px;
    color: #666666;
    line-height: 23px;
    width: 463px;
    /*height: 56px;*/
}
.k-adv {
    height: 1131px;
}
.k-adv ul {
    margin-top: 149px;
}
.k-adv ul li {
    position: relative;
    float: left;
    margin-left: 39px;
    margin-bottom: 120px;
    width: 374px;
    height: 298px;
    box-shadow: 0 4px 20px 2px rgba(53,137,214,0.15);
    border-radius: 20px 20px 20px 20px;
}
.k-adv ul li img {
    position: absolute;
    top:-60px;
    left: 82px;
}
.k-adv ul li p {
    margin-left: 65px;
    margin-top: 150px;
    width: 245px;
    height: 108px;
    font-weight: 500;
    font-size: 20px;
    color: #666666;
    line-height: 36px;
    text-align: center;
}
.k-bgm {
    width: 100%;
    background-size:cover;
    background-repeat: no-repeat;
    background-image: url(/static/images/4K/4K-bgimg.png);
    height: 408px;
    margin-bottom: 120px;

}
.k-bgm .service {
    position: relative;
    height: 80px;
    /*width: 150px;*/
    text-align: center;
    /*margin-top: 62px;*/
}
.service h4 {
    padding-top: 60px;
    font-weight: bold;
    font-size: 36px;
    color: #FFFFFF;
    line-height: 23px;
}
.service h6 {
    font-weight: bold;
    font-size: 18px;
    color: #FFFFFF;
    line-height: 23px;
    margin-top: 24px;
}
.service img {
    position: absolute;
    top: 142px;
    left: 584px;
}
.k-bgm ul {
    height: 100px;
    margin-top: 150px;
    /*margin-bottom: 73px;*/
}
.k-bgm ul li {
    float: left;
    position: relative;
    margin-right: 80px;

}
.k-bgm ul li h2 {
    float: left;
    font-size: 100px;
    color: #FFFFFF;
    line-height: 117px;
}
.k-bgm ul li img{
    float: left;
    position: absolute;
    top: 32px;

}
.k-bgm ul li p {
    float: right;
    width: 116px;
    height: 48px;
    font-weight: 500;
    font-size: 14px;
    color: #FFFFFF;
    line-height: 24px;
    margin-top: 55px;
}