body {background-color:rgb(192,192,192); color:green}
h1{font-family:Arial,Helvetica,sans-serif}
a {text-decoration: none; color:blue;}
a:hover{color:red; text-decoration:underline; text-transform:uppercase}
div.operas {background-color: rgb(252, 221 163);
         padding: 0.5em; border-style: solid; border-width: 2px; width: 250px; float: right}