estilios CSS

Referencias:

* http://reference.sitepoint.com/css
* http://www.w3schools.com/css/css_reference.asp
* http://www.quirksmode.org/

CSS en general

* http://www.alistapart.com/topics/topic/css/
* http://articles.sitepoint.com/category/css
* http://www.smashingmagazine.com/tag/css/

Inspiración y muestras:

* http://www.csszengarden.com/
* http://www.dynamicdrive.com/style/

CSS3:

* hhttp://www.css3.info/
* http://www.w3.org/Style/CSS/current-work


otros

http://www.456bereastreet.com/lab/styling-form-controls-revisited/select-multiple-optgroup/
http://www.456bereastreet.com/lab/styling-form-controls-revisited/select-single/
http://www.quirksmode.org/dom/inputfile.html