/* layout */
#footer {
	background-color: #549C7C;
	padding: 2rem 0 2rem;
	color: #fff;
}
.invisible {
	border:0;
	clip:rect(0 0 0 0);
	height:1px;
	margin:-1px;
	overflow:hidden;
	padding:0;
	position:absolute;
	width:1px;
}
/**
 * Flexible images (videos see #4896)
 *
 * @see http://webdesignerwall.com/tutorials/responsive-design-with-css3-media-queries
 */
img {
	max-width:100%;
	height:auto;
}
.ie7 img {
	-ms-interpolation-mode:bicubic;
}
.ie8 img {
	width:auto; /* see #5789 */
}