body, html {
	background: rgb(20, 26, 38);
	margin: 0;
	font-family: sans-serif;
	font-size: 100%
}
* { box-sizing: border-box }
img { margin: 0 0 -4px 0 }



header div { display: table-cell; vertical-align: middle }
header img { height: 30px; width: auto }
.header_contact,
.header_contact:visited { background: black; display: block; padding: 15px; text-align: center; color: #f2f2f2; text-decoration: none }
.header_contact:hover { text-decoration: underline }