Revert "Updated CSS applied to body tag in HTML frames."

This reverts commit 5e83ae9.

Author: delphidabbler

Src/FrHTMLDlg.pas

@@ -85,7 +85,6 @@ procedure THTMLDlgFrame.BuildCSS(const CSSBuilder: TCSSBuilder);
       AddProperty(TCSS.BackgroundColorProp(fOwner.Color));
       AddProperty(TCSS.FontProps(fOwner.Font));
       AddProperty(TCSS.MarginProp(0));
-      AddProperty(TCSS.LineHeightProp(120));
     end;
     // Sets heading margins, padding and font size
     with CSSBuilder.AddSelector('h1') do