body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f2f2f2;
    color: #333;
}

header {
    background-color: #4CAF50; /* Vert */
    color: #fff;
    text-align: center;
    padding: 1em 0;
}

header p {
    font-size: 1em;
    margin: 0;
}

nav {
    background-color: #333; /* Noir */
    color: #fff;
    padding: 1em;
    text-align: center;
}

nav a {
    color: #fff;
    margin: 0 1em;
    text-decoration: none;
    padding: 0.5em 1em;
    display: inline-block;
}

nav a:hover {
    background-color: #4CAF50;
    border-radius: 5px;
}

main {
    padding: 2em;
}

main .content {
    display: flex;
    align-items: center;
}

main .content img {
    margin-right: 2em;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1em 0;
    position: absolute;
    bottom: 0;
    width: 100%;
}