/* ** ِ This code is dedicaded to my eager students ♥ ** Authors: • An amazing illustration by Nick Slater(https://dribbble.com/slaterdesign) • Made with pure css (no image) and ♥ by Alireza Sheikholmolouki (https://twitter.com/alireza29675, http://alireza.sheikholmolouki.com) */