When people talk of Google's design, some may think of the Google Doodle on the home page.

But design runs a lot deeper and, with the growing portfolio of products, Google's philosophy of keeping it simple with minimalism is proving difficult to maintain.

Sumi Das reports on whether Google is too big a company to have a single design strategy.

Watch more clips on the Click homepage. If you are in the UK you can watch the whole programme on BBC iPlayer.

The programme was first broadcast on Saturday 6 July 2013.