body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    background-color: rgb(222, 238, 255);
}

.main {
    background-color: white;
    padding: 50px;
}

p, input, button {
    font-size: 1.1rem;
}

button, input {
    padding: 5px 8px;
    margin-bottom: 10px;
}

hr {
    opacity: 20%;
    margin: 10px 0px;
}

h1 {
    font-size: 1.9rem;
    margin-bottom: 40px;
}

.anynumber {
    text-align: center;
    margin-bottom: 50px;
}

.anynumber input, .anynumber button {
    font-size: 1.3rem;
}

#numberoutput {
    font-style: italic;
}