Font Awesome gives you scalable vector icons that can instantly be customized — size, color, drop shadow, and anything that can be done with the power of CSS. It's a font-based solution and features 370 awesome icons ready to be used in your user interface!
Just use the class of the icon you want in a
<i> element and you are ready to go! You can use it inside any element like a button and it will inherit it's font size and color.
You can also use the classes
.fa-5x for a bigger icon if you like so!
If you would like the icons to have the same width you can add the class
fa fa-power-off fa-5x text-danger