body { background-color: #6699cc;
       font-family: "Optima", "Corbel", "Lucida Grande", serif;
       text-align: center; }
.content { width: 45em; 
           background-color: #99ccff; 
           margin: 2em auto auto auto;
           padding: 1em;
           text-align: left; }
a { text-decoration: none; }
a:hover { text-decoration: underline; }
h1 {border-bottom: solid thin black;}