[css-ui-4] Phrasing improvement

Author: frivoal

css-ui-4/Overview.bs

@@ -1873,7 +1873,7 @@ Animation type: discrete
 </dl>
 
 On form control elements where the computed value is ''appearance/auto'' or one of the <<compat>> values,
-and on other elements where the computed value is ''appearance/button'',
+and on any element where the computed value is ''appearance/button'',
 UAs may disregard some CSS properties
 to ensure that the intended appearance is preserved,
 or because these properties may not be meaningful for the chosen appearance.