Javascript + CSS implement simple level-2 drop-down navigation menu effects _ javascript skills

This article mainly introduces how to implement simple level-2 drop-down menu effects using JS + CSS. it is very simple and practical to implement the drop-down menu effects through simple JavaScript page element traversal and style operations, for more information about how to implement a simple two-level drop-down menu by using JS + CSS, see the examples in this article. Share it with you for your reference. The details are as follows:

This is a level-2 drop-down navigation menu with CSS and JavaScript. it seems that CSS must work with JavaScript to write good results. this menu also uses JS. Currently, the menu supports two levels, drop-down navigation is a menu style that we often use. you can use it after you modify it. The structure is quite simple. I believe you will do well.

The running effect is as follows:

The online demo address is as follows:

Http://demo.jb51.net/js/2015/js-css-simple-2l-fade-down-menu-codes/

The code is as follows:

CSS drop-down menu
 
 
  
 
   
  
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