rdlc report not getting rendered correctly on the

Question

I have an asp.net webform that display a report and this report looks fine when I view in browser from visual studio, but when I hosted it on IIS and accessed the webform it looks shrined up. I'm pretty sure its something wrong on the html but again another strange fact is that all the other reports look fine when accessed from the server, its only two reports.

When I view from browser (localhost):

After hosting it on IIS and I visit the same webform