*{margin:0;padding:0;font-size:18px}a{display:block}
.pic_c_p{
    /* padding: 2px; */
    position: relative;
}
img{display:block;max-width:100%}body{background:#f5f5f5;min-width:1200px;max-width:1920px;margin:0 auto}.allcontet{background:#fff;margin-bottom:50px;padding:35px 20px;max-width:1160px;margin:44px auto 0}.all_title p{font-size:44px;text-align:center}.all_title span{text-indent:2em;line-height:30px;display:inline-block;margin-top:30px}.pic_a li{width:376px;height:240px;float:left;margin-right:16px;margin-bottom:16px}.pic_a li:nth-child(3n){margin-right:0}.sy_but{width:100%;margin-top:40px}.sy_but_cen{width:540px;margin:0 auto}.sy_but a{width:240px;line-height:55px;text-align:center;color:#fff;text-align:center;background-color:#ef8200;font-size:20px;color:#fff;margin:auto}.sy_but a:first-child{float:left}.sy_but a:last-child{float:right}.pic_b li{width:376px;height:100%;float:left}.pic_c li{width:370px;margin-bottom:0;height:100%;border:1px solid #cdcdcd;margin-top: 20px;}.pic_c_pic{padding:2px}.pic_c li p{line-height:65px;font-size:20px;text-align:center;color:#212121}.hfootbd a{display:inline-block}