/*************头部****************/
#head{
    /*width: 100%;*/
    background-color: #fff;
}
#head nav{
    position:relative;
    top: 0;
    left: 50%;
    margin-left: -640px;
    font-family:PingFang-SC-Regular;
}
#head .skill-banner{
    height: 358px;
    width: 100%;
    background: url("../img/RandDStrength_0003_1_1.png") no-repeat center center;
    -webkit-background-size: cover;
    background-size:cover;
}
#head .skill-nav2{
    width: 100%;
    height: 174px;
    background:rgba(244,244,244,1);
}
#head .skill-nav2 .skill-list{
    width: 1280px;
    height: 100%;
    display: flex;
    margin:0 auto;
    justify-content: center;
    align-items: center;
}
#head .skill-nav2 .skill-list>li{
    height:33px;
    border: 1px solid transparent;
    box-sizing: border-box;
    background:rgba(255,255,255,1);
    font-size:14px;
    font-family:PingFang-SC-Regular;
    color:rgba(39,39,39,1);
    line-height:30px;
    border-radius:17px;
    padding:0 17px;
    margin-right:60px;
    cursor: pointer;
}
#head .skill-nav2 .skill-list>li:first-child{
    /*margin-left: 60px;*/
    background-color: #00029A;
    color: #fff;
}
#head .skill-nav2 .skill-list>li:last-child{
    margin-right:0;
}
/*************头部****************/


/************技术原理****************/
#theory{
    width: 1180px;
    margin: 0 auto;
    margin-bottom: 90px;
}
#theory .skill-title{
    text-align: center;
    margin:0 auto;
    margin-top: 94px;
}
#theory .skill-title .title-top{
    margin:0 auto;
    width:185px;
    height:56px;
    color:rgba(1,1,1,1);
    line-height:39px;
}
#theory .skill-title .title-top>h3{
    font-size:24px;
    font-family:PingFang-SC-Bold;

}
#theory .skill-title .title-top>p{
    font-size: 18px;
    font-family:PingFang-SC-Medium;
}
#theory .skill-title>p{
    width:1076px;
    height:15px;
    font-size:14px;
    font-family:PingFang-SC-Medium;
    color:rgba(1,1,1,1);
    line-height:24px;
    margin: 0 auto;
    margin-top: 20px;
}
#theory .skill-img{
    height: 152px;
    width: 100%;
    background: url("../img/CoreTechnology-_0004_2.png") no-repeat center center;
    -webkit-background-size: cover;
    background-size:cover;
    margin-top: 58px;
}
#theory .skill-text{
    width:1174px;
    height:79px;
    color:rgba(1,1,1,1);
    line-height:16px;
    margin: 0 auto;
    text-align: center;
    margin-top: 61px;
    padding-bottom: 61px;
    border-bottom: 1px solid #ECECEC;
}
#theory .skill-text>p:first-child{
    font-size:18px;
    line-height: 18px;
    font-family:PingFang-SC-Bold;
    margin-bottom: 25px;
}
#theory .skill-text>p:last-child{
    font-family:PingFang-SC-Medium;
    line-height: 1.5;
    font-size: 14px;
    padding-bottom: 61px;
}
#theory .skill-info{
    width: 100%;
    margin-top: 56px;
    display: flex;
    
}
#theory .skill-info>img{
    width: 429px;
    height: 393px;
    display: block;
    margin-right:40px;
}
#theory .skill-info>ul{
    width: 617px;
    height: 380px;
    border-left: 1px solid #00029A;
    padding-left: 23px;
}
#theory .skill-info>ul>li{
    width:594px;
    /*height:86px;*/
    font-size:14px;
    color:rgba(1,1,1,1);
    line-height:24px;
}
#theory .skill-info>ul li span{
    display: inline-block;
    width: 13px;
    height: 13px;
    background-color: #00029A;
    border-radius: 50%;
    position: relative;
    left: -30px;
    top:-5px;
}
#theory .skill-info>ul li>p:nth-child(1){
    font-family:PingFang-SC-Medium;
    font-weight: bold;
    padding-bottom: 20px;
}
#theory .skill-info>ul li>p:last-child{
    font-family:PingFang-SC-Light;
    margin-bottom: 40px;
    margin-left: 12px;
}
/************技术原理****************/

/************机理****************/
#mechanism{
    width: 100%;
    height: 779px;
    background-color: #00029A;
    border-top: 1px solid transparent;
    box-sizing: border-box;
}
#mechanism .skill-text{
    width:1033px;
    height:79px;
    color: white;
    line-height:16px;
    margin: 0 auto;
    text-align: center;
    padding-top: 113px;
    padding-bottom: 61px;
}
#mechanism .skill-text>p:first-child{
    font-size:18px;
    line-height: 18px;
    font-family:PingFang-SC-Bold;
    margin-bottom: 25px;
}
#mechanism .skill-text>p:last-child{
    font-family:PingFang-SC-Medium;
    line-height: 18px;
    font-size: 14px;
}
#mechanism>ul{
    margin-top:80px;
    display: flex;
    justify-content: center;
}
#mechanism>ul>li{
    width: 272px;
    margin-right: 44px;
    color: #fff;
}
#mechanism>ul>li:last-child{
    margin-right: 0;
}
#mechanism>ul>li>img{
    width: 272px;
    height: 284px;
}
#mechanism>ul>li>p{
    /*width:109px;*/
    height:14px;
    font-size:14px;
    font-family:PingFang-SC-Regular;
    text-align: center;
    margin-top: 27px;
}
/************机理****************/

/************图片****************/
#images{
    width: 100%;
    
}
#images .img1{
    margin: 0 auto;
    width: 1180px;
    height: 318px;
    display: flex;
    justify-content: center;
    margin-top: 111px;
    border-bottom: 1px solid #ECECEC;
    padding-bottom: 60px;
}
#images .img1> .img-first{
    width: 381px;
    height: 318px;
    display: block;
}
#images .img1> .img-second:nth-of-type(1){
    width: 276px;
}
#images .img1> .img-second:nth-of-type(1)>img{
    width: 276px;
}
#images .img1> .img-second:nth-of-type(1)>img:nth-child(1){
    height: 160px;
    display: block;
    margin-top:2px;
    /*width: 276px;*/
}
#images .img1> .img-second:nth-of-type(1)>img:nth-child(2){
    /*width: 276px;*/
    display: block;
    height: 155px;
}
#images .img1> .img-third{
    width: 513px;
    height: 318px;
    background-color: #00029A;
}
#images .img1> .img-third>p{
    width: 339px;
    height: 62px;
    margin: 128px auto;
    font-size:14px;
    font-family:PingFang-SC-Regular;
    color:rgba(255,255,255,1);
    line-height:24px;
}
#images>p{
    width:920px;
    height:17px;
    margin: 42px auto;
    font-size:16px;
    font-family:PingFang-SC-Bold;
    color:rgba(1,1,1,1);
    line-height:24px;
}
#images> .img2{
    display: flex;
    justify-content: center;
}
#images> .img2>li>img{
    width: 281px;
    height: 196px;
    margin-right: 14px;
}
#images> .img2>li>img:last-child{
    margin-right: 0;
}
#images> .img2>li>p{
    font-size:14px;
    font-family:PingFang-SC-Bold;
    color:rgba(14,5,10,1);
    line-height:24px;
    text-align: center;
    margin-top: 25px;
    margin-bottom: 114px;
}
/************图片****************/