@media (min-width:800px){
.jianjie4 p,.jianjie4 img{margin:0px;padding:0px;}
.jianjie4 img{border:none;}
.jianjie4{min-width:1200px;}
.jianjie4 .box{width:1200px;margin:0 auto;}
.jianjie4 .box:after{content:"";display:block;height:0px;visibility:hidden;clear:both;}
.jianjie4:after{content:"";display:block;height:0px;visibility:hidden;clear:both;}
.jianjie4 .left{float:left;}
.jianjie4 .right{float:right;}
.jianjie4 a{text-decoration:none;}
.jianjie4{height:618px;background:#9e3123;}
.jianjie4 .box{height:618px;position:relative;}
.jianjie4 .box:after{content:"";width:1171px;height:512px;background:url(../images/jianjie4/about_box.png) no-repeat center;position:absolute;left:60px;top:50px;visibility:visible;}
.jianjie4 .box .t{display:block;font-size:32px;color:rgba(255,255,255,.5);position:absolute;right:55px;top:30px;font-weight:bold;}
.jianjie4 .box .left{display:block;margin-top:98px;position:relative;z-index:99;width:550px;height:420px;}
.jianjie4 .box .left img{width:100%;height:100%;}
.jianjie4 .box .right{position:absolute;width:623px;top:111px;right:0;z-index:99;}
.jianjie4 .box .right strong{font-size: 40px;font-weight: 600;color:#fff;display:block;}
.jianjie4 .box .right .about_tab{margin-top:25px;margin-bottom:30px;}
.jianjie4 .box .right .about_tab a{display:inline-block;width:119px;height:33px;line-height:33px;text-align:center;border:2px solid rgba(255,255,255,.7);color:#fff;font-size:16px;margin-right:15px;border-radius:7px;}
.jianjie4 .box .right .about_tab a:hover,.about .box .right .about_tab a.on{background:#fff;color:#db3331;}
.jianjie4 .box .right .j{font-size:15px;color:#fff;line-height:27px;}
.jianjie4 .box .right .j p{margin-bottom:20px;text-align:justify;font-size: 14px;line-height: 1.5;}
.jianjie4 .box .right a.more{color:#fff;display:block;width:120px;height:35px;line-height:35px;border:2px solid rgba(255,255,255,.7);text-align:center;border-radius:25px;}
.jianjie4 .box .right a.more:hover{background:#fff;color:#db3331;}
}
@media (max-width:800px){
.jianjie4 p,.jianjie4 img{margin:0px;padding:0px;}
.jianjie4 img{border:none;}
.jianjie4 {max-width:780px;margin:0 auto;}
.jianjie4 .box{margin: 0 3%;}
.jianjie4 .box:after{content:"";display:block;height:0px;visibility:hidden;clear:both;}
.jianjie4:after{content:"";display:block;height:0px;visibility:hidden;clear:both;}
.jianjie4 .left{float:left;}
.jianjie4 .right{float:right;}
.jianjie4 a{text-decoration:none;}
.jianjie4{height:auto;background:#db3331;background-size:cover;padding-top:25px;padding-bottom:25px;}
.jianjie4 .box{height:auto;position:relative;}
.jianjie4 .box .t{display:none;}
.jianjie4 .box .left{display:block;float:none;}
.jianjie4 .box .left img{display:block;width:100%;}
.jianjie4 .box .right{width:100%;}
.jianjie4 .box .right strong{font-size: 20px;color:#fff;display:block;padding-top:10px;}
.jianjie4 .box .right .about_tab{margin-top:15px;margin-bottom:15px;}
.jianjie4 .box .right .about_tab a{display:inline-block;width:100px;height:30px;line-height:30px;text-align:center;border:2px solid rgba(255,255,255,.7);color:#fff;font-size:14px;margin-right:5px;border-radius:7px;}
.jianjie4 .box .right .about_tab a:hover,.about .box .right .about_tab a.on{background:#fff;color:#db3331;}
.jianjie4 .box .right .j{font-size:14px;color:#fff;line-height:24px;}
.jianjie4 .box .right .j p{margin-bottom:10px;}
.jianjie4 .box .right a.more{color:#fff;display:block;width:110px;height:32px;line-height:32px;border:2px solid rgba(255,255,255,.7);text-align:center;border-radius:25px;}
.jianjie4 .box .right a.more:hover{background:#fff;color:#db3331;}
}