body { font-family: Georgia, serif; background: #f7f3ef; color:#3a2e2e; margin:0; padding:0;}
header { background:#801d28; color:white; padding:20px; text-align:center; }
header nav a { color:white; margin:0 10px; text-decoration:none; font-weight:bold; }
header nav a:hover { color:#b83a4b; }
main { padding:20px; }

.labels-container {
    display: flex;
    gap: 30px; /* espace entre face et verso */
    flex-wrap: wrap; /* pour mobile */
}

.label-column {
    flex: 1; /* chaque colonne prend la moitié de l'espace disponible */
}

.label-column img {
    width: 100%; /* adapter l'image à la colonne */
    max-width: 250px;
    height: auto;
    display: block;
    margin-bottom: 10px;
}
.messages {
    max-width: 600px;
    margin: 20px auto;
}

.message {
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}