What kits are the minimum requirement for a fast loading responsive HTML5 and CSS3 website?
If you're looking for responsive HTML5 and CSS websites, then you will need a minimum of HTML5 Output, CSS3 Output and Export Kit Pro.
Having these 3 kits can create any responsive website, including the example link you sent.
Web Pack Pro: http://exportkit.com/product/photoshop/web-pack-pro - (all inclusive with Layer Views, Image Kit, Guide Kit and Export Kit)
HTML5 Output: http://exportkit.com/product/photoshop/export-kit-html5-output
Download the responsive template: http://exportkit.com/learn/psd-templates/advanced-dynamic-height-templates, then modify your folders and layers as required.
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