If you search on Google for [hanukkah], [dreidel] or similar Hanukkah themed searches, you will see the holiday bar at the top of the search results.
This year, Google uses a bluish bar with dreidels, a four-sided spinning top used by Jewish children during the holiday.
Last year, Google had Jewish stars for the holiday, as they did in 2011. But in 2010 they had dreidels as well.
The mobile version of Google has a similar look but the layout is card style. Here is a picture: