Having multiple designs in one blog

Someone has said it very true! “Necessities is the mother of invention” I was recently working on a special project for www.the300bloggers.com, a collaborative blog about blogging. And the idea of having multiple designs was born there.What is the Multiple Designs anyway?Giving your content’s page templates a total different look from your blog design.Check out the tutorialblog.blogcastor.com/having-multiple-designs-in-one-wordpress-blog/Share with me if you have better idea!