html, body, p {
    font-family:Calibri, sans-serif;
    font-size: 16px;
}
body {
    background-color: rgb(213, 233, 198);
    margin: 0 20%;
}
h1 {
    color:rgb(15, 3, 3);
    font-weight: bold;
    font-size: 2.5rem;
}
h2 {
    font-weight: bold;
    font-size: 1.5rem;
}
h3 {
    font-weight: bold;
    font-size: 1.0rem;
}
input, button {
    margin: 3px 0;
    padding: 2px 0;
}
button {
    background-color: darkgreen;
    color:rgb(8, 7, 1);
    margin: 6px 2px;
    padding: 2px;
    font-size: 1.0rem;
}