/* START 404页 */
#page_404{width: 800px;height: 600px; margin: auto;position: relative;color: #f79b4d;padding-top: 20px;font-size: 20px;}
#page_404 img{width: 100%;display: block;}
#page_404 p{width: 100%; position: absolute;top: 420px;text-align: center;}
#page_404 .groupbtns{width: 420px;height: 40px; position: absolute; left: 50%;margin-left: -210px;top: 490px;}
#page_404 .groupbtns a{width: 160px;height: 40px;line-height: 40px;border-radius: 20px;border: 1px solid #f79b4d; text-align: center;color: #f79b4d;}
/* END 404页 */