font-size:xx-small;
font-size:x-small;
font-size:small;
font-size:medium;
font-size:large;
font-size:x-large;
font-size:xx-large;
font-size:larger;
font-size:smaller;
font-size:2em;
font-size:2ex;
font-size:20px;
font-size:0.2in;
font-size:0.8cm;
font-size:8mm;
font-size:12pt;
font-size:1pc;
font-size:100%;
font-size:120%;
font-size:200%;