If you do not have access to Yosemite, you can still get an approximation under Mavericks by placing the dock sideways, and using a grey solid color screen background. The sideways dock is flat like Yosemite’s.
If you do not have access to Yosemite, you can still get an approximation under Mavericks by placing the dock sideways, and using a grey solid color screen background. The sideways dock is flat like Yosemite’s.