Thunderbird Fonts

Kevin J. Cummings cummings at
Fri Jul 16 01:47:29 UTC 2010

On 07/15/2010 08:45 PM, Genes MailLists wrote:
> On 07/15/2010 12:58 PM, Kevin J. Cummings wrote:
>> I know how to change the font size for the message pane in Thunderbird
>> (^-/^+).  What I'd like to do is reduce the font size in the folders
>> pane (so that I can see more folders in the list).  I looked through the
>> about:config and nothing jumped out at me.  Is this something I can
>> configure (and if not, why not)?
>   There is (as of yet) no gui to do this with fine control - the font
> size settings Edit-> Prefs allow you to choose fonts and size - but not
> control separately the sizes in different panels.
>   What you need to do is in your ~/.thunderbird/<profile>/chrome
> directory - create (by copying the example) a userChrome.css file.
>   Then - mozilla website has detailed instructions on how to set the
> fonts, sizes etc for different areas in thunderbird (menu, index,
> preview pane, message list) etc.
>   Things like
> menu,menulist,menuitem {
>    font-family Verdana !important ;
>    font-size 12pt !important'
> }
> treechildren {
>    font-size: 16px;
> }
> etc etc ... I dont have the website handy but its on mozilla and I'm
> sure you'll find it!
>   You do have very very fine control on fonts - but its not clicky!

Thanks Gene!  Just the answer I was looking for.  Next time I have some
time, I'll go looking for it.  Thanks for the detailed explanation!

>  good luck.
> gene/

Kevin J. Cummings
kjchome at
cummings at
cummings at
Registered Linux User #1232 (

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