.wrap-content{
    position: relative;
    width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
}
.flow-content {
    width: 1200px;
    margin: 0 auto;
}
.about-wrap > div {
    width: 1200px;
}
.service {
    width: 1200px;
}
.guran-flow {
    width: 1200px;
    margin: 0 auto;
}
/*.zzld-home-body >div{*/
/*    width: 1200px;*/
/*    */
/*}*/