H1 { margin-left: 15; font-family: Arial, Helvetica; font-size: 24pt; color: "red"; } H2 { margin-left: 10; font-family: Arial, Helvetica; font-size: 18pt; color: "green"; } H3 { margin-left: 5; font-family: Arial, Helvetica; font-size: 14pt; color: "blue"; } p { font-family: Arial, Helvetica; font-weight: normal; font-size: 12pt; color: "black"; }