HTML5
Use of all the most useful current html5 tags including: header, nav, section, article, footer, and more to come soon (with styling)
Use of the all new and
New input field types: url, email, etc
Script embed (javascript) using only the script tag without the attribute type
Modified Reset Stylesheet for HTML5
CSS3
Use of the new ::selection selector that enables you to customize the properties of selected text.
Rounded Corners for any block level element
Text-Shadow for text elements
Box Shadow for block level elements
Grid
16 column, 52 pixel based with 8 pixel gutter