.main {
	width: 800px;
	margin-left: auto;
	margin-right: auto;
	font-family: "Times New Roman", Times, serif;
	font-size: 18px;
}
.txt {
	color: #043667;
	text-align: center;
	font-family: Verdana, Geneva, sans-serif;
	font-weight: bold;
}

a:visited{
	color:#00F;
}