Gone are the days of the 3D Dock, the new Yosemite Dock defaults to looking like a flatter version, much like the iOS Dock. But who wants an iOS Dock on a Mac?
Well, with CDock you can get the old 3D one back
Get your Mac down to : DOWNLOAD LOCATION and take control of your Dock again with CDock. Best of all, its free and super cool to play with as there are many more options to play with.
Drop the app into your Applications, fire it up, select your dock and other cool stuff, hit Apply, wait for 3 seconds and hey presto!