diesen code in den editor
           
editor.StyleDropDownMenuNames = "headline, subheadline"
editor.StyleDropDownMenuList = "headline, subheadline"

 

diesen code in das css

 

.headline {
 font-family: Arial, Helvetica, sans-serif;
 font-size: 15px;
 font-weight: bold;
 color: #000099;
}

.subheadline {
 font-family: Arial, Helvetica, sans-serif;
 font-size: 11px;
 font-weight: bold;
 color: #000099;
}

grüße

wilfried wittmann