Keep the Add & View Calendar buttons on one line in widget

On internal pages of my site, the +Add and View Calendar buttons in the sidebar widget break onto two lines. I want them to appear on one line for a cleaner design. What’s the best way to make this happen? It appears correctly on my front page. Here’s what I’m talking about:

http://rallycross360.com/rallycross-and-rally-411/

Thanks,
Kristin

http://wordpress.org/extend/plugins/all-in-one-event-calendar/