.page404{width:100%;height:100%;background:#dff1f4;display:-webkit-box;display:-ms-flexbox;display:flex;justify-items:center;overflow:hidden}.page404-main{width:700px;height:542px;margin:0 auto;background:url(../img/error-bg.e1d53c12.png) no-repeat 0 0}.page404-main .page404-title{font-size:14px;font-weight:700;margin:254px 0 0 218px;color:#d3d3d3}.page404-main .page404-btn{display:block;background:#000;width:145px;height:45px;font-size:14px;margin:95px 0 0 270px;line-height:43px;color:#fff;font-weight:700;text-align:center;text-decoration:none;border-radius:8px}.page404-main .page404-btn:hover{background:#666}