Recently, many web developers started to replace some images often loaded on their websites with CSS that mimics those images. This is really great for website optimization and is neat way to show anyone the pure power of CSS.
Any web designer knows the importance of icons, so here are two excellent libraries that can replace image icons with CSS icons
Font Awesome is a free css icons package designed for Bootstrap . It contains over 350 scalable vector icons that can instantly be customized by size, color, drop shadow, and anything that can be done with the power of CSS.
I hope you find them useful as I do