:root {
    --main-bg-color: #f0f0f0;
    --container-bg-color: #ffffff;
    --button-bg-color: #4CAF50;
    --button-hover-bg-color: #45a049;
    --text-color: #333333;
}

body {
    font-family: sans-serif;
    background-color: var(--main-bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.container {
    text-align: center;
    background-color: var(--container-bg-color);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#generator-btn {
    background-color: var(--button-bg-color);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#generator-btn:hover {
    background-color: var(--button-hover-bg-color);
}

#generator-btn:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#result {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

lotto-ball {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}