How to make a great design of my website?

Answer 1

Well, it depends what you want to do. What is the purpose of the website, the target audience, you should avoid using red and green, use alt text, but the great design comes from your mind and your imagination ;)

Answer 2

use html CSS JavaScript jQuery bootstrap

Answer 3

CSS is the key to make the design you want.
If you have no precise idea of the design you want, there's a lot of great CSS templates available on the net.

Answer 4

Use bootstrap templates