compatible for tablet or mobile?

test your site via ami.responsivedesign.is/ if your work is visible not only on your desktop station or portable laptop, but also on tablet or mobile phone!
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the test worked for my wordpress blog, not for flickr or twitter; the pictures 500×500 are even good on tablet, but it seems that the 150×150 image size is large enough for a mobile phone; compare obama and the gun laws
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150×150

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240×148

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500×309

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640×395

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at ami.responsivedesign.is/ you can test 4 Viewports:
Desktop 1600x992px and Laptop 1280x802px and Tablet 768x1024px and Mobile 320x480px
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related:
1
http://ami.responsivedesign.is/
2
http://codevisually.com/am-i-responsive-check-your-sites-responsiveness/
3
http://courtneyengle.com/2013/03/11/does-your-website-look-good-on-mobile-devices/