This is something that you can use on your website where you want to take a numeric input from the user. You can use the plus and minus sign to increase or decrease the number. Alternatively, you can just click in the center area and add a number by yourself. Designed by Dmitry.
If you are having trouble with the pen, try the archived copy on GitHub
See the Pen Custom input number by Dmitry (@famed) on CodePen.0