Property values are treated as a number of pixels unless otherwise specified. ... The jQuery UI project extends the .animate() method by allowing some non-numeric .... Once the font-size change is complete, the border animation will begin. The jQuery Mobile framework includes a set of CSS-based transition effects that can be applied to any page link or form submission ... .ui-page { -webkit-backface-visibility: hidden; } ... This value is configurable via the global option $.mobile.