body {
	background-image: url("background.jpg");
	background-repeat: no-repeat;
	background-size: cover;
	background-attachment: fixed;
}

.mainbox {
	padding-top: 20px;
	padding-bottom: 20px;
	color: white;
	text-align: center;
	background-color: rgba(0, 0, 0, 0.6);
	width: 60%;
	height: 40%;
	margin-left: auto;
	margin-right: auto;
}

a:link {
  color: white;
}

a:visited {
  color: white;
}