89064 2012-06-13 23:20:31 -0700 CSS3 calc: calc kills transition effect 2012-06-17 17:38:55 -0700 1 1 1 Unclassified WebKit CSS 528+ (Nightly build) Unspecified OS X 10.7 RESOLVED DUPLICATE 86160 P2 Normal --- 1 agektmr webkit-unassigned mikelawther oldest_to_newest 648832 0 agektmr 2012-06-13 23:20:31 -0700 When calc is involved in resulting style of "left", transition doesn't seem to take effect. http://jsbin.com/ehigic/11/edit In this example, checking the checkbox supposed to move the rectangle to left: -webkit-calc(50% - 100px); with transition effect but there's no effect happening. Confirmed it works when giving static number or view it on Firefox. 651069 1 mikelawther 2012-06-17 17:38:55 -0700 *** This bug has been marked as a duplicate of bug 86160 ***