#main-content-region {
	background: #fff;
	z-index: 3;
	position: fixed;
	top: 100%;
	left: 0;
	right: 0;
	bottom: 0;
	transition: all .7s cubic-bezier(.5, 0, .2, 1) 0s;
	-webkit-transition: all .7s cubic-bezier(.5, 0, .2, 1) 0s;
	-moz-transition: all .7s cubic-bezier(.5, 0, .2, 1) 0s;
	-ms-transition: all .7s cubic-bezier(.5, 0, .2, 1) 0s;
	-o-transition: all .7s cubic-bezier(.5, 0, .2, 1) 0s;
	overflow: hidden;
	overflow-y: scroll;
}
#main-content-region.showdiv {
	top: 0;
}