This test checks line height and its special inheritance behaviour

line-height="normal" font-size="larger" - line height grows font-size="smaller" - line height shrinks line-height="150%" font-size="larger" - line height same as above font-size="smaller" - line height same as above line-height="20pt" font-size="larger" - line height same as above font-size="smaller" - line height same as above line-height="1.5" font-size="larger" - line height grows font-size="smaller" - line height shrinks line-height="150% - 5pt" font-size="larger" - line height same as above font-size="smaller" - line height same as above