.banner{
    width: 100%;
    height: 580px;
    background: url("/template/polytheatre/img/contactbg.png") no-repeat 100%;
}
.banner img{
    height: 580px;
    width: 100%;
}
.content{
    margin-top: -60px;
}
.about{
    width: 1170px;
    margin: 0 auto 80px;
    display: flex;
    flex: 1;
    flex-wrap: wrap;
    position: relative;
}
.business-item{
    width: 210px;
    min-height: 160px;
    margin-right: 30px;
    background: #F5F5F5;
    margin-bottom: 30px;
}
.business-item:nth-child(5n){
    margin-right: 0;
}
.business-item .bus-title{
    height: 60px;
    padding-left: 14px;
    line-height: 60px;
    font-size: 22px;
    font-weight: 700;
    color: #0B308D;
    background: #FFD700;
}
.business-item .bus-content{
    padding-left: 14px;
    line-height: 30px;
    font-size: 16px;
    font-weight: 400;
    color: #0B308D;
}
.business-item .bus-content:nth-of-type(2){
    padding-top: 16px;
}
.business-item .bus-content:nth-of-type(3){
   text-indent: 4px;
}
.business-item .bus-content:nth-of-type(5){
    text-indent: 4px;
}
.box{
    width: 1170px;
    height: 319px;
    margin: 0 auto;
    padding-top: 100px;
}
.contact-box{
    background:#0B308D ;
    width: 605px;
    height: 319px;
    opacity: 0.85;
    color: #fff;
}
.contact-box h3{
    padding-top: 65px;
    font-size: 30px;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 50px;
    margin: 0 60px;
}
.contact-box p{
    font-size: 18px;
    margin: 15px 60px;
    line-height:30px;
}