The WebPlatform project has been discontinued when the Stewards partnership agreement ended in September 2015. This site has been frozen, and the assets we have created will remain.
This article is Not Ready.
W3C Working Draft
The date type of the <input> element represents a widget for specifying a date value (year, month, day), with no time zone or time information.
<input type="date" value="2012-12-07">
On Safari Mobile for iOS, setting
: block on an input of type="date" causes the text within the input to become vertically misaligned.