body {
    font-family: Arial, sans-serif;
    background: #111;
    color: #eee;
    padding: 30px;
}

section {
    background: #1e1e1e;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
}

input, button {
    padding: 10px;
    margin: 5px;
}

button {
    cursor: pointer;
}