.feature-block{
    margin-top: 50px;
}
.feature-block .feature-title{
    font-size: 36px;
    color:#333;
    margin:0 0 30px 0;
}
.feature-block .feature-title:after{
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background: #636FE8;
    margin-top: 30px;
}
.feature-block .feature-list{
    margin-top: 60px;
    overflow: hidden;
    width: 100%;
}
.feature-block .feature-list .feature-element{
    width:500px;
    float:left;
    padding-right: 40px;
    color:#333;
    font-size: 16px;
    height:24px;
    margin: 0 100px 30px 0;
    position: relative;     
    line-height: 24px;               
}
.feature-block .feature-list .feature-element:nth-child(2n) {
    margin-right: 0;
}
.feature-block .feature-list .feature-element:after{
    content:'';
    display: block;
    height: 24px;
    width: 2px;
    background: #636FE8;
    margin-right: 20px;
    position: absolute;
    right: 0;
    top:0;
}
.banner{
    background: url("../img/b-banner.png") no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 420px;
    margin-top: 3px;
}
.mid{
    position: relative;
}
.banner .banner-title{
    font-size: 40px;
    color:#333;
    padding-top: 150px;
    position: absolute;
    left:50px;
    top:30px;
}
.b1{
    background:#636FE8;
    height: 675px;
}
.b1 .common-title{
    color:#fff;
}
.b1 .common-title::after{
    background:#fff;
}
.sp-list{
    overflow:hidden;
    margin: 0 auto;
    width: 1200px;
}
.sp-list .spl-element{
    float:left;
    width: 260px;
    height: 182px;
    padding:80px 60px;
    margin-right: 20px;
    background:#fff;
    box-shadow: 0px 2px 10px 0px rgba(99,111,232,0.1);
    border-radius: 8px;
}
.sp-list .spl-element:last-child{
    margin-right: 0;
}
.sp-list .spl-element .intro-img{
    margin:0 auto 40px auto;
    width: 80px;
    height: 80px;
} 
.sp-list .spl-element .intro-img img{
    width: 100%;
    height: 100%;
}
.sp-list .spl-element .intro-caption{
    text-align: center;
    color:#333;                        
    font-size: 24px;
} 
.sp-list .spl-element .intro-caption::after{
    display:block;
    content: '';
    width: 80px;
    height: 4px;
    background: #636FE8;
    margin: 30px auto 0 auto;

}