h1 {
    font-size: 40px;
}

label {
    font-size: 30px;
}

input {
    font-size: 20px;
    padding: 5px;
}

.section {
    margin-top: 30px;
    font-size: 30px;
}

.output {
    margin-left: 40px;
    display: block;
    width: 300px;
    height: 30px;
    font-size: 20px;
}