body {
    background-color: #c0c0c0;
    margin: 20px;
    font-family: Arial, serif;
    color: #000080;
}

h1.main {
    background-color: #000080;
    color: #ffffff;
    padding: 10px;
    border: 3px double #ffffff;
    font-size: 28px;
    text-align: center;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 30px;
}

h2 {
    color: #800000;
    border-bottom: 2px dotted #800000;
    padding-bottom: 5px;
    font-size: 22px;
    margin-top: 40px;
}

p {
    background-color: #ffffff;
    padding: 12px;
    border: 2px solid #000000;
    margin: 15px 0;
    line-height: 1.5;
    text-align: justify;
}

ol {
    background-color: #f0f0f0;
    border: 2px outset #808080;
    padding: 20px 40px;
    margin: 20px 0;
}

ul {
    background-color: #e8e8e8;
    border: 1px dashed #000080;
    padding: 15px 30px;
    margin: 10px 0;
}

li {
    margin: 8px 0;
    color: #000000;
}

a:link {
    color: #0000ff;
    text-decoration: underline;
    font-weight: bold;
}

a:visited {
    color: #800080;
}

a:hover {
    color: #ff0000;
    text-decoration: none;
}

a:active {
    color: #008000;
}

body > * {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

ul li {
    list-style-type: square;
}

ol li {
    list-style-type: decimal-leading-zero;
}

.navigation {