问题
I have a TrimBar which configured as below

How can I change the TrimBar width or height ?
回答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;
}
来源:https://stackoverflow.com/questions/29838167/how-do-i-set-the-height-or-width-of-trimbar