body {
    font-family: sans-serif;
    background: #1a1a1a;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
}

header {
    margin-bottom: 2rem;
}

h1 {
    font-size: 2.5rem;
    text-align: center;
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
}

#lotto-numbers-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
}

footer {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

#generate-button {
    background-color: #4CAF50;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#generate-button:hover {
    background-color: #45a049;
}