.detail_service_header{
    background-image: url(../images/service_header_img.jpg);
}
.detail_service_content_bg{
    margin-top: 45px;
}
.detail_service_bg{
    padding: 100px 0;
}
@media screen and (max-width: 768px) {
    .detail_service_content_bg {
        margin-top: 5px;
    }
}