What language can I use to create a more efficient and responsive website?

Question

I want to know what language to use in creating a more efficient and responsive website that's user friendly.

Answer 1

Bootstrap, is the most popular framework for CSS and Javascript, it's very easy to use, and finally... 100% responsive.

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Download it from official site:

http://getbootstrap.com/

Learn it with these useful playlist:

https://youtu.be/gqOEoUR5RHg

https://www.youtube.com/playlist?list=PLRtjMdoYXLf6Inhz3BZ1h8Ti5q6lleOOC

https://youtu.be/aTLRdrRQyN4

[ and so on ... ]

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Naturally, if you want to be a professional web developer, you should know first HTML, CSS and JS.

Answer 2

Thanks Maz
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Please any other useful suggestion?