.box3{}
.box3dh h1{ text-align:center;font-size:30px; color:#333333; line-height:50px;}
.box3dh h2{ text-align:center;font-size:16px; color:#666666; line-height:30px;}

.box31{ width:1320px; margin:0 auto;}
.box31 ul li{ }



.pro-cate{padding-left:20px;min-width:1000px;max-width:1200px}
.pro-cate li{float:left;width:33.333%;font-size:18px;line-height:2}
.pro-cate li:nth-child(2n){width:20%}
.pro-cate li:nth-child(4n){width:30%}
.pro-list{padding-bottom:0px;margin-top:80px; padding-left:20px;}
.proslist{display:flex;flex-wrap:wrap;padding:1%}
.proslist li{width:31.333%;margin:2%}
.pro-list img,.proslist img{display:block;margin:0 auto;max-width:100%;}
.pro-list span,.proslist span{display:block;text-align:center; padding:24px; background:#FFF;font-size:20px;}
.proslist span{font-size:20px;line-height:1.3;height:42px}
.pro-prev,.pro-next,.pro-icon{bottom:0;top:50%;margin:0;width:23px;background: url(../images/xjqhz.png) no-repeat center center;height:114px; margin-top:-57px; z-index:9999}
.pro-icon{position:absolute;left:0;margin-left:-25px;background-image:url(../images/xjqhz.png); }
.pro-next{background-image:url(../images/xjqhy.png); right:0;margin-left:45px;}
.qhjtnr{ width:85%; margin:0 auto;background:url(../images/xjqhbj.png) no-repeat right top;}
.qhh1{ font-size:30px; line-height:40px; color:#FFF; text-shadow:0 0 2px #000;     text-transform: uppercase; font-weight:bold; padding-left:}
.qhh2{ font-size:26px; line-height:46px; color:#324058;font-weight:bold; }
.qhh3{ width:100%; height:2px; background:#d60112; margin:10px 0; }
.qhh4{ font-size:16px; line-height:30px; color:#636363; text-align:justify; }