*{
    margin: 0;
    padding:0;
}
a,input,li,i,p{
    text-decoration: none;
    border: 0;
    list-style: none;
    font-style: normal;
    outline:none;
    margin: 0;
}
#container{
    width: 100%;
}
#top{
    width: 100%;
}
.top{
    width: 100%;
}
#top .img{
    width: 100%;
}
#top .img-bg{
    width: 100%;
    background:url(../images/service_scope/2_01.jpg) no-repeat;
    background-size:100% auto;
}
@media screen and (max-width: 1920px) {
    #top .img-bg{
        height: 600px;
    }
}
@media screen and (max-width: 1600px) {
    #top .img-bg {
        height: 500px;

    }
}
.what_we_do{
    width: 1200px;
}
@media screen and(max-width: 640px){
    .what_we_do{
        width: auto;
    }
}
.what_we_do{
    height: 345px;
    background-color: #ffffff;
    margin: 0 auto;
    margin-top: -150px;
    z-index: 11;
    text-align:  center;
}
.what_we_do .title{
    width: 100%;
    height: 125px;
    margin: 0 auto;
}
.what_we_do .title p{
    padding-top: 70px;
    font-size: 36px;
    text-align: center;
    font-weight: 700;
    font-family: Arial;
}
.what_we_do .title span{
    width: 70px;
    height: 3px;
    background-color:#d73240 ;
    display: block;
    margin: 10px auto;
}
.what_we_do .text{
    width: 100%;
    height: 220px;
    /* text-align: center; */
}
.what_we_do .text p{
    text-align: center;
    font-size: 14px;
    font-family: 微软雅黑;

}
.what_we_do .text p:nth-child(1){
    padding-top: 30px;
}
#content{
    width: 100%;
}
.product_flow{
    width: 100%;
    height: 400px;
    background-color: #f4f4f4;
}
.product_flow_mj{
    width: 1280px;
    margin: 0 auto;
    overflow: hidden;
}
.product_flow .single{
    width: 275px;
    float: left;
    margin-right: 45px;
}
.product_flow .single:nth-child(4){
    margin: 0;
}
.product_flow .single p:nth-child(1){
    font-size: 24px;
    font-weight: 700;
    padding-top: 80px;
    margin-bottom: 20px;
    font-family: 微软雅黑;
}
.product_flow .single p:nth-child(2){
    width: 60px;
    height: 3px;
    background-color: #d73240;
    display: block;
    margin-bottom: 40px;
}
.product_flow .single span{
    font-size: 14px;
    font-family: 微软雅黑;
}
.process{
    width: 100%;
    height: 650px;
}
.process_mg{
    width: 1200px;
    margin:0 auto;
}
.process .title{
    height: 300px;
    width: 100%;
}
.process .title p:nth-child(1){
    font-family: Arial;
    font-size: 36px;
    padding-top: 90px;
}
.process .title p{
    text-align: center;
}

.process .title p:nth-child(2){
    width: 100px;
    height: 3px;
    background-color: #d73240;
    display: block;
    margin: 25px auto;
}
.process .title p:nth-child(3){
    font-family: 微软雅黑;
    font-size: 14px;
}
.process .content{
    width: 100%;
    height: 270px;
}
.process .content img{
    width: 100%;
}
.process .content .text{
    width: 100%;
    overflow: hidden;
}
.process .content .text .single{
    width: 140px;
    float: left;
    font-family: 微软雅黑;
    font-size: 20px;
    margin: 30px 125px 0 0 ;
}
.process .content .text .single:nth-child(5){
    margin-right: 0;
}
.process .content .text .single p:nth-child(1){
    width: 100%;
    text-align: center;
}
.process .content .text .single p:nth-child(2){
    width: 100%;
    text-align: center;
}