.about-nav ul li{
    width: 12.5%;
    height: 70px;
    background: #FFFFFF;
    box-sizing: border-box;
    float: left;
}
.about-nav ul li a .tu-div{
    margin-left: 30px;
}
.qywh-neir{
    width: 1200px;
    overflow: hidden;
    margin:0 auto;
    margin-top: 50px;
}
.qywh-neir .qywh-left{
    width: 50%;
    float: left;
}
.qywh-neir .qywh-left .biaoti{
    overflow: hidden;
    position: relative;
    height: 62px;
    width: 260px;
    
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #343434;
}
.qywh-neir .qywh-left .biaoti span{
    
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #9A9A9A;
    margin-left: 10px;
}
.qywh-neir .qywh-left .biaoti h4{
    line-height: 62px;
    font-size: 62px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #F4F4F4;
    position: absolute;
    right: 15px;
    z-index: -1;
}
.qywh-neir .qywh-left .biaoti .xian{
    width: 40px;
    height: 4px;
    background: #2250E4;
    position: absolute;
    bottom: 0;
}