body {
    margin:0px;
    padding:10px;
    font-family:"Trebuchet MS", sans-serif;
}
a {
    color:#4873A7;
    text-decoration:none;
}
a:hover {
    text-decoration:underline overline;
    color:#4892A7;
}
div.couleur {
    display:inline;
    border:1px black solid;
    background:#888888;
    padding:3em;
    margin:1em;
}

p {
    margin-bottom: 5em;
}