TryGhost/Casper — pull request #129 by Douten (2014-09-03 05:20:22+00:00)
Title: Fix bouncing scroll-down arrow bug in webkit

Webkit transform currently requires a vendor prefix. Without it, the arrow bounces and rotate to the original un-rotated state. See https://www.dropbox.com/s/46sjiihtjya42s8/wk-rotate.mov