.muelles-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.menu-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.option-card {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    transition: transform 0.2s;
}

.option-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.option-card a {
    text-decoration: none;
    color: #495057;
}

.option-card h3 {
    color: #007bff;
    margin-bottom: 10px;
}

.back-button {
    background-color: #6c757d;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    display: inline-block;
    margin-bottom: 20px;
}

.back-button:hover {
    background-color: #545b62;
}

.preview-img {
    max-width: 80%;
    height: auto;
    margin-top: 10px;
    border-radius: 4px;
}