body {
    background-color: #336699;
    font-family: Verdana, Arial, sans-serif;
    font-size: 13px;
}

#page {
    width: 700px;
    margin: 20px auto;
    background-color: #ffffff;
    border: 4px ridge #999999;
    padding: 15px;
}

#header {
    border-bottom: 2px solid #003366;
    margin-bottom: 15px;
}

#layout {
    display: flex;
    gap: 15px;
}

#sidebar {
    width: 140px;
    background-color: #003366;
    border: 3px outset #6699cc;
    padding: 8px;
}

#sidebar a {
    display: block;
    color: #ffffff;
    font-weight: bold;
    padding: 4px;
    margin-bottom: 4px;
    background-color: #336699;
    border: 2px outset #6699cc;
    text-decoration: none;
}

#sidebar a:hover {
    border-style: inset;
}

#content {
    flex: 1;
}

h1 {
    color: #003366;
    text-align: center;
}

a {
    color: #0000ee;
}