.about{ width:96%; overflow:hidden; max-width:1200px; margin:0 auto;}
.about h2{width:100%; overflow:hidden;margin:30px 0 auto; text-align:center; font-size:30px; font-family:"微软雅黑"; color:#07284E;}
.about_txt{width:100%; overflow:hidden;margin:0 auto;font-size:14px; font-family:"微软雅黑"; color:#666; line-height:32px; text-indent:2em; margin-top:20px;}
.changqu{width:100%; overflow:hidden;margin:10px 0px auto;}
.cq_one{ width:69%;overflow:hidden; float:left;}
.cq_one img{width:100%; height:auto;}
.cq_two{ width:29%;overflow:hidden; float:right;}
.cq_two p{ display:block; width:100%; overflow:hidden; margin-bottom:18px;}
.cq_two p:nth-of-type(2n){margin-bottom:0;}
.cq_two p img{ width:100%;}
.chejian{width:100%; overflow:hidden; margin-bottom:18px;}
.chejian li{width:32%; float:left; margin-right:2%; margin-top:20px;}
.chejian li img{ width:100%; height:auto;}

.cn{width:100%; overflow:hidden;margin:20px 0  auto;font-size:14px; font-family:"微软雅黑"; color:#666; line-height:32px;text-align:center;}

.fuwu{width:100%; overflow:hidden;margin:0 auto;}
.fuwu li{width:17.5%; float:left; margin-right:10%; margin-top:40px; text-align:center;}
.fuwu li p{ margin-top:10px;font-size:14px; font-family:"微软雅黑"; color:#666; line-height:24px;}

.ph_fs{width:100%; overflow:hidden;margin:40px 0 auto;}
.ph_fs li{width:21.25%; float:left; margin-right:5%;text-align:center;}
.ph_fs li img{width:100%; max-width:135px;}
.ph_fs li p{display:block; margin-top:10px; width:100%; text-align:center;font-size:24px; font-weight:700; font-family:"微软雅黑"; color:#222;}
.ph_fs li p a{color:#222;}
.ph_fs li span{display:block; margin-top:5px; width:100%; text-align:center;font-size:14px; font-family:"微软雅黑"; color:#666; line-height:24px;}
.ph_fs li strong{display:block;margin-top:6px;width:100%;font-size:24px;font-weight:700; font-family:"微软雅黑"; color:#cb0100; line-height:40px;}
.ph_fs li:nth-of-type(4n){margin-right:0;}


@media screen and (min-width:621px){
.chejian li:nth-of-type(3n){margin-right:0;}
.fuwu li:nth-of-type(4n){margin-right:0;}

}

@media screen and (max-width:620px){
.about h2{font-size:24px;}
.about_txt{font-size:12px; margin-top:10px;}
.chejian li{width:49%; float:left; margin-right:2%; margin-top:10px;}
.chejian li:nth-of-type(2n){margin-right:0;}
.cq_one{ width:100%;}
.cq_two{ width:100%;overflow:hidden; float:right;}
.cq_two p{ display:block; width:49%; float:left; margin-right:2%; margin-top:10px;float:left; overflow:hidden; margin-bottom:0;}
.cq_two p:nth-of-type(2n){margin-right:0;}
.fuwu{ margin-top:5px;}
.fuwu li{width:26.6%; float:left; margin-right:10%; margin-top:20px; text-align:center;}
.fuwu li p{font-size:12px;}
.fuwu li:nth-of-type(3n){margin-right:0;}
.cn{ margin-top:10px;}
.about{ padding-bottom:90px;}
}


@media screen and (max-width:860px){
.ph_fs{ margin-top:10px;}
.ph_fs li{width:47%; float:left; margin-right:6%;text-align:center; padding-bottom:20px;}
.ph_fs li:nth-of-type(2n){margin-right:0;}
.ph_fs li span{font-size:12px;}
.ph_fs li p{font-size:14px;}
.ph_fs li strong{font-size:14px; line-height:24px;}
}