body{margin-left:10%;font-size:10pt;background-color:#333333;color:#ffffff;}h2{font-size:25px;color:#333399;width:597px;background-color:#cccccc;}.setumei{width:600px;background-color:#000000;padding:3px;}a:link{color: #336666;text-decoration: none;}a:visited{color: #336666;text-decoration: none;}a:hover{color: #000000;text-decoration: underline;background-color:#333366;}a:active{color: #0000cc;text-decoration: none;background-color:#ccccff;}