.btn-volver {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    margin-top: 15px;
}

.btn-volver:hover {
    background: linear-gradient(135deg, #495057 0%, #343a40 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    color: white;
    text-decoration: none;
}

.btn-volver:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.success-message {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #28a745;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.5;
}