.about-banner{
    background: url("/assets/img/about_us_banner.jpg") no-repeat center;
}
.about-content{
    padding-top: 17px;
}
.about-content p{
    font-size: 16px;
    color: #333333;
    line-height: 30px;
    margin-top: 16px;
}
.about-service-title{
    width: 100%;
    height: 73px;
    line-height: 73px;
    position: relative;
    margin-top: 43px;
    margin-bottom: 40px;
}
.about-service-img{
    display: block;
    width: 80px;
    height: 73px;
    position: absolute;
    left: 50%;
    margin-left: -40px;
    z-index: -1;
}
.about-service-title h1{
    font-size: 32px;
    line-height: 73px;
    text-align: center;
}
.service-box{
    overflow: hidden;
    height: 94px;
}
.service-content{
    width: 239px;
    float: left;
    height: 64px;
    border-right: 1px #ededed solid;
}
.service-content div{
    margin: 0 auto;
    line-height: 54px;
    color: #333333;
    height: 54px;
}
.service-word h1{
    font-size: 40px;
    text-align: center;
}
.service-describe{
    font-size: 16px;
    color: #333333;
    text-align: center;
    line-height: 40px;
}
.service-number h1{
    font-size: 56px;
    text-align: center;
}
.number-word{
    font-size: 20px;
    color: #333333;
}
.service-last{
    border: none;
}
.model{
    overflow: hidden;
}
.model-box{
    padding: 30px 19px 23px;
    width: 176px;
    height:224px;
    border: 1px solid #ededed;
    float: left;
    margin-right: 24px;
}
.model-img{
    width: 48px;
    height: 48px;
    display: block;
    margin: 0 auto;
}
.model-title{
    font-size: 18px;
    color: #333333;
    line-height: 42px;
    margin-top: 18px;
    text-align: center;
    font-weight: bold;
}
.model-box p{
    font-size: 16px;
    color: #333333;
    line-height: 30px;
}
.model-last{
    margin: 0;
}