.sidr{display:none; position:fixed; top:0; height:100%; z-index:99999; overflow: auto; font-size:1.2rem; width:259px; color:#333; background:#f8f8f8; border-right:1px solid #ddd;}
.sidr .sidr-inner{padding:0 0 15px}
.sidr .sidr-inner>p{margin-left:15px;margin-right:15px}
.sidr.right{left:auto;right:-260px}
.sidr.left{left:-260px;right:auto}