.pj_con{ width:100%;height:auto;display:inline-block;box-sizing:border-box;}
.pj_con .pj_title{width:750px; height:50px;margin:0 auto;margin-top:20px;}
.pj_con .pj_title h2{font-size:23px;color:#000;float:left;}
.pj_con .pj_list{width:750px; height:850px;margin:25px auto;height:auto;}
.pj_con .pj_list li{display:inline-block; width:360px; height:280px; float:left;margin-top:30px;margin-bottom:30px;border-right:1px solid #DCDCDC;}
.pj_con .pj_list li:nth-child(4n+0){border-right:1px solid #DCDCDC;}
.pj_con .pj_list li:nth-child(3n+0){border-right:1px solid #DCDCDC;}
.pj_con .pj_list li:nth-child(2n+0){border-right:none;}
.pj_con .pj_list li:last-child{border-right:none;}
.pj_con .pj_list li div{display:inline-block;width:200px;height:280px;margin-left:80px;border-bottom:1px solid #DCDCDC;}
.pj_con .pj_list li p{ font-size:15px; color:#333; margin-top:20px;text-align:center; line-height:50px;}
.pj_con .pj_list li p:hover{ color:#d20c18;}