:root {
    --bg-color: #f0f0f0;
    --text-color: #333;
    --ball-text-color: white;
    --button-bg-color: #4CAF50;
    --button-text-color: white;
    --toggle-bg: #888;
    --toggle-text: white;
}

body[data-theme='dark'] {
    --bg-color: #121212;
    --text-color: #f0f0f0;
    --ball-text-color: white;
    --button-bg-color: #4CAF50;
    --button-text-color: white;
    --toggle-bg: #f0f0f0;
    --toggle-text: #121212;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

#lotto-machine {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.ball-container {
    display: flex;
}

.ball {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 5px;
    font-size: 24px;
    font-weight: bold;
    color: var(--ball-text-color);
}

#reset-button, #theme-toggle-button {
    padding: 10px 20px;
    font-size: 18px;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    margin-top: 10px;
}

#reset-button {
    background-color: var(--button-bg-color);
    color: var(--button-text-color);
}

#theme-toggle-button {
    background-color: var(--toggle-bg);
    color: var(--toggle-text);
}