Javascript to implement tabs tab switch effect (self-writing native js) _ javascript skills

Common page effects include the pop-up layer effects, seamless scrolling effects, and Tab switching effects. Next, we will share with you a Tab switching effect written in native javascript, if you are interested, you can refer to the following: there are many page effects on the current page, commonly used pop-up layer effects, seamless scrolling effects, and Tab switching effects. Today, I will share a switch between tabs written in native javascript. Due to my limited level, please note if you have any questions.
As follows:

Html code:

The Code is as follows:

Js-tabs

Homepage
Technology
Life
Works

Homepage homepage Homepage

Technical technical Technical

Life life

Works

11111
22222
33333

11111111111111111111111111111111111

222222222222222222222222222222222222

333333333333333333333333333333333333333