* {
    margin: 0;
    padding: 0;
}
body {
    background-color:aliceblue;
}
#output {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1rem;
}

@media screen and (max-width: 700px) {
    #output {
        font-size: .8rem;
    }
}

@media screen and (max-width: 520px) {
    #output {
        font-size: .6rem;
    }
}

@media screen and (max-width: 390px) {
    #output {
        font-size: .5rem;
    }
}

@media screen and (max-width: 320px) {
    #output {
        font-size: .4rem;
    }
}