body {
    background-color: #fdfcfc; /* Blanc mat */
    color: #4a4a4a;
    font-family: 'Arial Rounded MT Bold', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
main { text-align: center; max-width: 600px; }
h1 { color: #d17a56; } /* Ton Terracotta */
a { 
    display: inline-block;
    padding: 10px 20px;
    background: #87a988; /* Ton Sauge */
    color: white;
    text-decoration: none;
    border-radius: 20px;
}