JS实现标签切换栏
页面效果

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>标签切换栏</title>
<link rel="stylesheet" type="text/css" href="./style.css">
</head>
<body>
<div class="main">
<div class="tags" id="tags">
<ul class="tags-nav">
<li class="active"><a href="#">ONE</a></li>
<li><a href