How do I set the height or width of TrimBar?

Question

I have a TrimBar which configured as below

How can I change the TrimBar width or height ?

Answer 1

The TrimBar adjust to accomodate its contents.

You can add margins around the contents using CSS like:

.MTrimBar ToolBar
{
    margin-left: 8px;
    margin-right: 8px;
    margin-top: 5px;
    margin-bottom: 5px;    
}