This quick tip will show you how to add icon fonts to any element in your site safely with just CSS.
For this example we want to enable HAL3, EIS and fluencepro. And disable backlight keys.
This preloaded developed by NixLab.tk, you can freely download and use it.
The new units – vw, vh, vmin, and vmax - work similarly to existing length units like px or em, but represent a percentage of the current browser viewport.
External demo page
Here is some examples Neon Glow with pure CSS