body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto;
    background: #777;
    color: white;
    text-align: center;
}

h1 {
    margin: 50px 0;
}

.tiles {
  display: flex;
  gap: 20px;              /* espace entre les carrés */
  justify-content: center;
  align-items: center;
}

.tile {
    width: 180px;
    height: 180px;
    margin: auto 20px;
    background: #5a5a5a;
    border-radius: 12px;
    text-decoration: none;
    color: white;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    transition: transform 0.2s, background 0.2s;
}

.tile:hover {
    background: #444;
    transform: scale(1.05);
}

.icon { font-size: 54px; }
.label { margin-top: 10px; font-size: 18px; }