html {
    width: 97%;
    color: #007;
    background: #ccf;
}

body {
    margin: 10px;
    font-family: Verdana, Arial, sans-serif;
}

#banner {
    font-family: Impact, Arial, sans-serif;
}

#banner img {
    float: right;
}

#nav {
    background:#aaf;
    color: white;
    border: 0;
    margin: 0;
    padding: 0;
    float: left;
    width: 20%;
}

#main {
    float:left;
    border: 0;
    margin: 0;
    padding: 0;
    width: 80%;
}

#footer {
    clear: both;
}

#nav li {
    border: white solid 2px;
    margin: 0.5em 0.5em 0.5em 0.5em;
    padding: 0.2em 0.2em 0.2em 0.2em;
    background: #007;
    color: inherit;
    list-style: none;
    text-align: center;
}

#nav li a {
    text-decoration: none;
    background: inherit;
    color: white;
}

#nav li a:hover {
    color: yellow;
    background: inherit;
    font-weight: bold;
}

#main p {
    margin: 1em;
}

#main img {
    border: #007 solid 1px;
    margin: 1em;
    background: white;
    color: inherit;
    padding: 1em;
}

table {
    padding: 0;
    margin-left: 10%;
    margin-right: 10%;
    border-collapse: collapse;
}

th {
    margin: 0;
    padding: 0.5em;
    border: #aaf solid 1px;
    background: #aaf;
    color: inherit;
    font-weight: bold;
    text-align: center;
}

td {
    margin: 0;
    padding: 0.5em;
    vertical-align:top;
    border: #aaf solid 1px;
}

#nav ul {
    margin: 0;
    padding: 0;
}

#footer p {
    font-size: 0.8em;
    color: gray;
    text-align: right;
    background:inherit;
}