.require_zone {
		position:fixed;
		bottom:0;
		left:0;
		width:100%;
		z-index:10;
		}

	.require_alert {
		background-color:red;
		padding:10px;
		color:#FFFFFF;
		position:relative;
		}

	.require_alert:not(:first-of-type) {
		border-top:1px solid #FFFFFF;
		}

	.require_alert span{
		position:absolute;
		top:10px;
		right:10px;
		cursor:pointer;
		}