body {  background-color: #555555; margin: auto; width:800px; padding: 20px;
color: #ffffff; font-family: Courier; font-size: 13pt; }

@media (max-width:600px) { body { font-size: 4vw;  width:100%;} a { font-size:
2vw; } h1 { font-size: 5vw;} }

a 	{ color: #eecc00;  text-decoration: none; outline: 0; font-size: 13pt; }

iframe { padding: 10px;}

a:visited { color: #eecc00; }

img {  display: block; margin-left: auto; margin-right: auto; max-width: 100%; }
.header h1 { text-align:center;}

A.back 	{color: lime;

		text-decoration:none;}

span.title 	{ font-weight: bold; }

.nav{ list-style:none; margin:0; padding:0; text-align:center; } .nav li{
display:inline; } .nav a{ display:inline-block; padding:10px; }

.nav a:hover{ color: #ff0000; }