.class        { font-size: 12px; line-height: 14px; font-family: sans-serif }
.class1      { font-weight: bold; font-size: 16px; line-height: 18px; font-family: sans-serif; letter-spacing: 1px }
.class2    { font-size: 9px; line-height: 11px; font-family: sans-serif }