title: SharePoint 2010 html rich text editor styles menu in ribbon not showing up
body: <p>Guys i have a serious problem, like in the image below , the styles menu is not showing for html rich editor in sharepoint 2010, i included the *.css file and the PrefixStyleSheet</p>
  
  <p>any help ?  :(</p>
  
  <p><img src="https://i.stack.imgur.com/YR3s2.png" alt="Styles menu is not showing"></p>