<!DOCTYPE doc [
<!ELEMENT doc - - (font)>
<!ELEMENT (font) - o EMPTY>
<!ATTLIST font
     style  (serif|sanserif|monoser|monosans) #IMPLIED
     posture   (upright|oblique|bsobl|italic|bsital) #IMPLIED>
]>
<doc>
<font
          style="sanserif"  
          posture="italic">
</font>
</doc>
