#pjzs_div{min-width:1230px;width:100%;max-width:1920px;height:1080px;background:url("../images/shouye_bg.jpg") center center;padding-top:535px}.pjzs_d{margin:0 auto;width:900px}.pjzs_d .pjzs_d_a{display:block;width:298px;height:298px}.pjzs_d .pjzs_d_a1{background:url("../images/shouye_icon1.png");float: left;}.pjzs_d .pjzs_d_a2{background:url("../images/shouye_icon2.png");float:right}