:root {
    --bg-color: #f0f0f0;
    --text-color: #333;
    --container-bg: transparent;
    --button-bg: #007bff;
    --button-hover: #0056b3;
}

body.dark {
    --bg-color: #1a1a1a;
    --text-color: #f0f0f0;
    --button-bg: #375a7f;
    --button-hover: #2b4764;
}

body {
    font-family: Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    text-align: center;
    position: relative;
}

#theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    background: none;
    border: 2px solid var(--text-color);
    color: var(--text-color);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

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

h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

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

#results {
    margin-top: 2rem;
    font-family: monospace;
    font-size: 1.5rem;
    white-space: pre;
}