常用css字号设置
八号=5磅(5pt) ==(5/72)*96=6.67 =6px
七号=5.5磅 ==(5.5/72)*96=7.3 =7px
小六=6.5磅 ==(6.5/72)*96=8.67 =8px
六号=7.5磅 ==(7.5/72)*96=10px
小五=9磅 ==(9/72)*96=12px
五号=10.5磅 ==(10.5/72)*96=14px
小四=12磅 ==(12/72)*96=16px
四号=14磅 ==(14/72)*96=18.67 =18px
小三=15磅 ==(15/72)*96=20px
三号=16磅 ==(16/72)*96=21.3 =21px
小二=18磅 ==(18/72)*96=24px
二号=22磅 ==(22/72)*96=29.3 =29px
小一=24磅 ==(24/72)*96=32px
一号=26磅 ==(26/72)*96=34.67 =34px
小初=36磅 ==(36/72)*96=48px
初号=42磅 ==(42/72)*96=56px