/*
* 1. Corrects text resizing oddly in IE 6/7 when body `font-size` is set using
* `em` units.
* 2. Prevents iOS text size adjust after orientation change, without disabling
* user zoom.
*/
html {
font-size: 100%; /* 1 */
-webkit-text-size-adjust: 100%; /* 2 */
-ms-text-size-adjust: 100%; /* 2 */
}
Your statement would be true if it was setting -webkit-text-size-adjust:none, but 100% does as the comment says and only prevents resizing when changing orientations.