body {
    background-color: #f8f9fa;
    padding: 20px;
}

.app-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    padding: 25px;
}

.list-item {
    transition: all 0.3s ease;
}

.list-item:hover {
    transform: translateX(5px);
}

.empty-state {
    text-align: center;
    padding: 30px;
    color: #6c757d;
}