.output {
    margin-top: 30px;
}
body {
    font-family: 'Rubik', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    margin: 0;
    text-align: center;
    background-color: #f4f4f4;
}

a {
    color: #007BFF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h1 {
    font-size: 40px;
}

p {
    font-size: 15px;
}

button {
    font-size: 15px;
}