I increased the size of the thumbnails as directed in the below link...
http://www.kriesi.at/support/topic/change-dimensions-of-portfolio-thumbnails?message=update-support-forums-topic-status-error
...but the container is not the correct size as seen on this page:
http://therealmofpossibility.org/partners/harvardglobalhealthinstitute/
Thanks for your help!
Create a new thread and tell me what problems you are encountering and what you want to know. 
There is no step 3 :) 
