.sidr {
	display: block;
	position: fixed;
	top: 0;
	height: 100%;
	z-index: 999999;
	width: 260px;
	overflow-x: hidden;
	overflow-y: auto;
	background-color:#fff;
}
.sidr.right {
	left: auto;
	right: -260px;
}
.sidr.left {
	left: -260px;
	right: auto
}