responsive to the page?

I manage a website using your plugin and am noticing the text is extending past the page area, and behind the right widget. How can set this to be responsive?

Please see: http://accelerateyoursalesresults.com/clients/testimonials/

Any assistance would be greatly appreciated –

Thanks!!

https://wordpress.org/plugins/testimonial-rotator/