BODY { background: #f5f5dc; color: #000000; }
A:link    { color: #000080; }
A:visited { color: #800000; }
A:active  { color: #ff00ff; }
H1 { color: #006400; text-align: center; }
H3 { color: #006400; }
H4 { color: #000000; }
TH {text-align: left; }
TD { vertical-align: top; }
PRE { background-color:#dcdcdc; }

.center { text-align: center; }
.right { text-align: right; }
.contents { border-width: medium;
            border-style: solid;
            border-color: #CCCC66;
            margin-left: 20%;   
            margin-right: 20%;   
}