.ex_large {  font-size: 18px; line-height: 24px}
.large {  font-size: 16px; line-height: 21px}
.mid_large {  font-size: 14px; line-height: 18px}
.normal {  font-size: 12px; line-height: 16px}
.little {  font-size: 10px; line-height: 13px}
.ex_little {  font-size: 9px; line-height: 12px}

html, body {
    margin: 0;
    padding: 0;
}