/*Syntax*/
font: font-style font-variant font-weight font-size/line-height font-family;
/*In Use*/
font: italic small-caps normal 13px/150% Arial, Helvetica, sans-serif;
You need to supply at least
1. font-size
2. font-family
body {
font: italic 20px Serif; /* works */
font: 20px; /* fails */
font: 18em Fantasy; /* works */
font: bold small-caps; /* fails */
}