*{
    margin: 0 auto;
}

#main{
    margin: 0 auto;
    width: 100%;
    background-color: #151513;
}

#service_top{
    width: 100%;
    height: 700px;
    background: url("../img/定制化.png") no-repeat 0 / 100% 700px;
}

#service_top p{
    width: 200px;
    height: 40px;
    font-size: 40px;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 40px;
    padding-top: 300px;
    margin-left: 14%;
}

#service_part{
    width: 100%;
    height: 1400px;
}

.service_info{
    width: 90%;
    height: 600px;
    margin-top: 50px;
    background: url("../img/软件定制开发.png") no-repeat 0 / 100% 600px;
}

.service_info p:nth-of-type(1){
    padding-top: 160px;
    text-align: center;
    width: 300px;
    height: 40px;
    font-size: 38px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 40px;
}

.service_info p:nth-of-type(2){
    padding-top: 40px;
    text-align: center;
    width: 70%;
    height: 400px;
    font-size: 32px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 60px;
}