html,
body {
  height: 100%;
}

body {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;
}

.center {
  width: 100%;
  max-width: 600px;
  padding: 15px;
  margin: auto;
}

.footer {
	padding-top:30px;
	font-size:13px;
}

a:link {
    color: #666;
}
/* visited link */
a:visited {
    color: #666;
}

/* mouse over link */
a:hover {
	color:#000;
	text-decoration:none;
}

/* selected link */
a:active {
    color: #666;
}