.product_photo{
    width: 600px;
    float: left;
}
.product_photo img{
    width: 100%;
}
.xiangguan{
    width: 504px;
    float: right;
}
.xiangguan p{
    color: #4a4a4a;
    font-size:22px;
    height: 100px;
    line-height: 100px;
    border-bottom: 1px solid #cccccc;
}
.xiangguan h3{
    position: relative;
    height: 85px;
    line-height: 85px;
    font-size:18px;
    color: #666;
}
.xiangguan h3::after{
    position: absolute;
    content: '';
    background: #90a5fc;
    width: 42px;
    height: 4px;
    left: 0;
    bottom: 0;
}
.paging{
    text-align:center;
    margin-bottom:70px; 
    width:500px; 
    margin:auto; 
    overflow:hidden;
}

.paging .page_list .on{
	text-align:center;
	color:#666;
	font-size:16px;
	width:66px;
	height:66px;
	line-height:66px;
	margin:0 auto;
	display:block;
	float:left;
	
	}
.paging .page_list .num{
	text-align:center;
	color:#666;
	font-size:16px;
	width:66px;
	height:66px;
	line-height:66px;
	margin:0 auto;
	display:block;
		float:left;
	}





.picxc{
    margin-top: 35px;
}
.picxc li{
width: 242px;
height: 180px;
float: left;
margin-right: 20px;
}
.picxc li:last-child{
    margin-right: 0;
}
.picxc li img{
    width: 100%;
    height: 100%;
}
/* 详情介绍 */
.xx_intro{
    margin-top: 50px;
}
.xx_intro h3 span{
    width: 110px;
    height: 40px;
    background: #90a5fc;
    color: #fff;
    font-size: 18px;
    text-align: center;
    display: block;
    line-height: 40px;
}
.xx_intro h3{
    border-bottom: 1px solid #90a5fc;
    margin-bottom: 20px;
}
.xx_intro p{
    color: #666;
    line-height: 25px;
    
    font-size: 14px;
    margin-bottom: 80px;
}
.xx_intro img{ 
	max-width:100%;
	margin:0 auto;
}
.newnext{
    border-top: 1px solid #dbdbdb;
    border-bottom: 1px solid #dbdbdb;
    padding-top: 20px;
    margin-bottom: 60px;

}
.newnext li{
    margin-bottom: 22px;
    color: #666666;
    font-size: 14px;
    padding-left: 40px;
}

.newnext img{
float: left;
}
.newnext p{
    float: left;
    width: 247px;
    overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
}

@media screen and (max-width:1200px){
    .product_photo{
        width: 100%;
        text-align: center;
    }
    .xiangguan{
        display: none;
    }
    .product_photo img{
        width: auto;
        margin: auto;
    }
    .newnext{
        margin-bottom: 30px;
    }
    .newnext li{
        padding-left: 0;
    }
}
@media screen and (max-width:768px){
    .newnext li{
        margin-bottom: 15px;
    }
    .newnext img{
        width: 25px;
    }
    .xx_intro p{
        margin-bottom: 40px;
    }
    .paging{
        width: auto;
    }
}
@media screen and (max-width:640px){
    .product_photo img{
        width: 100%;
    }
    .paging .page_list{
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .paging .page_list .num, .paging .page_list .on{
        width: auto;
    }
}