* {
	margin: 0;
	padding: 0;
}  

html,body {
	height: 100%;
	background-color: #E7E8E9;
}

div#centering {
	position: relative; 
	float: left;
	height: 50%;	
	margin-bottom: -160px;
	width: 1px;
}

div#content {
	width: 625px;
	height: 320px;
	margin: 0 auto;
	position: relative; 
	clear: left;
}

div#logo {
	width: 625px;
	height: 261px;
	background-image: url('images/logo.png');
	background-position: 0 0;
	background-repeat: no-repeat;
}

ul#social {
	position: relative;
	list-style-type: none;
	margin: 20px 45px 0 40px;
}
	ul#social li {
		
	}
		ul#social li a{
			background-position: 0 0;
			background-repeat: no-repeat;
			height: 40px;
			width: 111px;
			text-indent: -10000px;
			display: block;
		}
			ul#social li a:hover{
				background-position: 0 -40px;
			}
			ul#social li#social_twitter {
				width: 111px;
				position: absolute;
				left: 0;
			}
				ul#social li#social_twitter a{
					background-image: url('images/twitter.png');
					width: 111px;
				}

			ul#social li#social_linkedin {
				width: 115px;
				position: absolute;
				left: 225px;
			}
				ul#social li#social_linkedin a{
					background-image: url('images/linkedin.png');
					width: 115px;
				}

			ul#social li#social_mail {
				width: 84px;
				position: absolute;
				right: 0;
			}
				ul#social li#social_mail a{
					background-image: url('images/mail.png');
					width: 84px;
				}