body {
    background-color: #f5f5f5;
    text-align: block;
}

h1 {
    font-size: 1.5em;
    font-weight: bold;
    margin: 0;
    padding: 0;
    color: #000;
}

h2 {
    font-size: 1.2em;
    font-weight: bold;
    margin: 0;
    padding: 0;
    color: #001;
}

h3 {
    font-size: 1.2em;
    font-weight: bold;
    margin: 0;
    padding: 0;
    color: #010;
}

h4 {
    font-size: 1.2em;
    font-weight: bold;
    margin: 0;
    padding: 0;
    color: #020;
}

h5 {
    font-size: 1.2em;
    font-weight: bold;
    margin: 0;
    padding: 0;
    color: #030;
}

a {
    color: #000;
    background-color: #fff;
    text-decoration: none;
}

a:hover {
    color: #fff;
    background-color: #000;
}