body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.button {
    transition: all 0.3s ease;
}

.button:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.button:active:not(:disabled) {
    transform: translateY(1px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}