Border radius

take the css with import you Considered border radius number nether

Slide Show

Rotary Slide Show with permanent image changes

See the result (there is no JavaScript)

http://jsfiddle.net/taginspector/7kyZA/

www.cssplay.co.uk

Accordion with CSS3

A simple content accordion using the adjacent and general sibling combinator and the: checked pseudo-class

Checkboxes
See the result (there in no JavaScript)

http://jsfiddle.net/taginspector/eHsB5/

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Radio buttons
See the result (there in no JavaScript)

http://jsfiddle.net/taginspector/jxF2K/

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Default open (Checkboxes)
See the result (there in no JavaScript)

http://jsfiddle.net/taginspector/bZV9N/

www.tympanus.net