Js achieves multi-level drop-down menu with rounded corners, and js rounded corner drop-down menu

Js achieves multi-level drop-down menu with rounded corners, and js rounded corner drop-down menu

This article describes how js achieves a multi-level drop-down menu with rounded corners. Share it with you for your reference. The details are as follows:

This is a cool-black multi-level slide menu with rounded corners. It supports three levels. After you place the mouse, you can see the slide menu and call a JS encapsulation library. The code is somewhat complicated, if you are interested, you can study it.

The running effect is as follows:

The Online Demo address is as follows:

Http://demo.jb51.net/js/2015/js-down-show-menu-style-codes/

The Code is as follows:

<! Doctype html public "-// W3C // dtd html 4.01 Transitional // EN"> 
I hope this article will help you design javascript programs.