Native javascript code _ javascript skills

This article introduces the example code of native JavaScript code that can be dragged to the pop-up window. If you need it, you can refer to this Code. It is not my original code, but recently I want to learn how to create a very beautiful pop-up window, I could not write it myself, so I went online and found it. It feels good, very simple, practical, and very easy to get started. I changed it to make the logic and readability better.

The original author cannot take the test. Thanks to the original author, amen.

The Code is as follows:

Pop-up window logon Effect

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