Implement full screen transparent mask div layer lock effect based on JavaScript, div lock screen

Implement full screen transparent mask div layer lock effect based on JavaScript, div lock screen

If you don't talk much about it, you can write JavaScript code directly. The Code is as follows:

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
The following code uses the login mask written in js to demonstrate the effect.
<! DOCTYPE html PUBLIC "-// W3C // dtd html 4.01 Transitional // EN" "http://www.w3.org/TR/html4/loose.dtd"> 
The above describes how to implement a full screen transparent mask div layer lock effect based on JavaScript. I hope it will be helpful to you.
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