body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background: #f2f2f5;
    color: #333;
}

/* Header */
.header {
    background: #1f1f1f;
    padding: 20px;
    color: white;
    text-align: center;
}

.header a {
    color: #ffc400;
    margin: 0 10px;
    text-decoration: none;
    font-weight: bold;
}

/* Zone de contenu */
main {
    max-width: 800px;
    margin: 40px auto;
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px #00000022;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    color: #777;
}

/* Markdown styles */
pre {
    background: #111;
    color: #0f0;
    padding: 10px;
    border-radius: 8px;
    overflow-x: auto;
}

img {
    max-width: 100%;
    border-radius: 10px;
}