body {
    background-color: var(--bg-color);
    color: var(--text-color);
}

.lotto-balls {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: 30px 0;
    flex-wrap: wrap;
}

.ball {
    width: 60px;
    height: 60px;
    background-color: var(--ball-bg);
    color: var(--ball-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.4rem;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    animation: popIn 0.3s ease-out;
}

@keyframes popIn {
    0% { transform: scale(0); }
    80% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

button {
    width: 100%;
}

.secondary-btn {
    background-color: #666;
    margin-top: 10px;
}