html, body{
				padding: 0;
				margin: 0;
				height: 100%;
				width: 100%;
				overflow:hidden;
			}
			.fixed{
				background:url(./blob.png);
				position:absolute;
				top:10%;
				left:40%;
				z-index:1;
				visibility: hidden;
			}
			
			#layout {
				line-height:1.5;
				position:relative;
				width:100%;
				height:100%;
				overflow:auto;
				
				
			}
			#content {
				padding: 20px;
				margin: 20px;
			}