Extra Small
font-size: 14px;

Lorem Ipsum
Lorem Ipsum
Lorem Ipsum
Lorem Ipsum

Small
font-size: 16px / 18px (481px up)

Lorem Ipsum
Lorem Ipsum
Lorem Ipsum
Lorem Ipsum

Medium
font-size: 26px / 32px (1281px up)

Lorem Ipsum
Lorem Ipsum
Lorem Ipsum
Lorem Ipsum

Large
font-size: 32px / 40px (1281px up)

Lorem Ipsum
Lorem Ipsum
Lorem Ipsum
Lorem Ipsum

Extra Large
font-size: 40px / 50px (1281px up)

Lorem Ipsum
Lorem Ipsum
Lorem Ipsum
Lorem Ipsum