body {
	text-align:center;
}

.mainDiv
{
	width:600px;
	background-color:aqua;
	margin:auto;
	font-family:Arial,Helvetica,sans-serif;
	font-size:12pt;
	text-align:left;
}

h1,h2{
	text-align:center;
}


h1,h4, .bottom {
	background-color:blue;
	color:aqua;
}

a {
	color:black;
}