body {
    background-color: #f5f5f5;
}

.image-placeholder {
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e5e5e5;
}

/* Styles pour les icônes et boutons de navigation */
.toolbar-btn {
    display: inline-flex;
    padding: 0.5rem;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
}

.toolbar-btn:hover {
    background-color: #e9ecef;
}