.banner-box{
    width: 100%;
    height: 413px;
    background: url('/jingtai/images/dti_02.jpg') center/cover no-repeat; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.banner-box p:nth-child(1){
    font-size: 36px;
	font-weight: bold;
	color: #ffffff;
}
.banner-box p:nth-child(2){
    font-size: 14px;
    color: #ffffff;
    line-height: 30px;
}
ul.nav{
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid #e2e2e2;
}
ul.nav li{
    padding: 10px 20px;
    font-size: 14px;
    color: #282828;
    cursor: pointer;
}
ul.nav li.active{
    color: #1f83f2;
    font-weight: bold;
    border-bottom: 1px solid #1f83f2;
}
.xbox{
    width: 100%;
    height: auto;
    padding-top: 60px;
}
.xbox .content{
    max-width: 1200px;
    height: auto;
    margin: 0 auto;
}
.xbox .content .top p:nth-child(1){
    font-size: 24px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 33px;
	letter-spacing: 0px;
	color: #282828;
}
.xbox .content .top p:nth-child(2){
    font-size: 12px;
    line-height: 30px;
    color: #666;
}
.xbox .content .top p:nth-child(2) span{
    margin: 0 6px;
}
.xbox .content .bottom .img-box{
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
}
.xbox .content .bottom .img-box img:nth-child(1){
    width: 54%;
    height: 278px;
}
.xbox .content .bottom .img-box img:nth-child(2){
    width: 44%;
    height: 278px;
}
.xbox .content .bottom p{
    font-size: 16px;
	line-height: 30px;
    color: #666666;
    margin-bottom: 45px;
}
@media screen and (max-width: 1200px) {
    .xbox .content{
        padding: 0 1%;
    }
}
@media screen and (max-width: 992px) {
    .xbox .content .bottom .img-box img:nth-child(1){
        height: 178px;
    }
    .xbox .content .bottom .img-box img:nth-child(2){
        height: 178px;
    }
}
@media screen and (max-width: 750px) {
    .banner-box{
        height: 4.13rem;
    }
    .banner-box p:nth-child(1){
        font-size: .36rem;
    }
    .banner-box p:nth-child(2){
        font-size: .14rem;
        line-height: .3rem;
    }
    ul.nav{
        justify-content: space-around;
    }
    ul.nav li{
        padding: .2rem 0;
        font-size: .12rem;
    }
    .img-box p:nth-child(1){
        font-size: .36rem;
        font-weight: bold;
        color: #ffffff;
    }
    .img-box p:nth-child(2){
        font-size: .14rem;
        color: #ffffff;
        line-height: .3rem;
    }
    .xbox{
        padding-top: .6rem;
    }
    .xbox .content .top p:nth-child(1){
        font-size: .24rem;
        line-height: .33rem;
    }
    .xbox .content .top p:nth-child(2){
        font-size: .12rem;
        line-height: .30rem;
    }
    .xbox .content .bottom .img-box{
        margin-bottom: .3rem;
    }
    .xbox .content .bottom .img-box img:nth-child(1){
        height: 120px;
    }
    .xbox .content .bottom .img-box img:nth-child(2){
        height: 120px;
    }
    .xbox .content .bottom p{
        font-size: .16rem;
        line-height: .4rem;
        margin-bottom: .45rem;
    }
}