sweiper做一个tab切换

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <link rel="stylesheet" href="https://unpkg.com/swiper/css/swiper.min.css">  
    <script src="https://unpkg.com/swiper/js/swiper.min.js"> </script>
    <style>
        html, body {
          
        }
        body {
            font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
            font-size: 14px;
            margin: 0;
            padding: 0;
        }
        .swiper-container {
            width: 100%;
            margin-left: auto;
            margin-right: auto;
        }
        .gallery-top {
            height:auto;
            width: 100%;
        }
        .gallery-top .sweiper_content{
            background:#000000;
            text-align: center;
            color:#ffffff;
            height:300px;
        }
        .gallery-thumbs {
            height:100px;
            box-sizing: border-box;
            padding: 10px 0;
        }
        .gallery-thumbs .swiper-slide {
            width: 50%;
            height: 100%;
        }
        .gallery-thumbs .swiper_tab{
            color:#000000;
            text-align: center;
            height:100px;
            line-height:100px;
        }
        .gallery-thumbs .swiper-slide-thumb-active {
            color:#ffffff;
            border-top-left-radius:20px;
            border-top-right-radius: 20px;
            background:#000000;
        }
    
      </style>
</head>
<body>
    <!-- 导航 -->
    <div class="swiper-container gallery-thumbs">
        <div class="swiper-wrapper">
            <div class="swiper-slide swiper_tab">注册</div>
            <div class="swiper-slide swiper_tab">已注册</div>
        </div>
    </div>
    <!-- Swiper -->
  <div class="swiper-container gallery-top">
    <div class="swiper-wrapper">
      <div class="swiper-slide sweiper_content">1111111111111111111</div>
      <div class="swiper-slide sweiper_content">222222222222222222</div>
    </div>
    <!-- Add Arrows -->
    <!-- <div class="swiper-button-next swiper-button-white"></div>
    <div class="swiper-button-prev swiper-button-white"></div> -->
  </div>
  
  

  <!-- Initialize Swiper -->
  <script>
    //导航
    var galleryThumbs = new Swiper('.gallery-thumbs', {
      spaceBetween: 10,
      slidesPerView: 2,
      freeMode: true,
      watchSlidesVisibility: true,
      watchSlidesProgress: true,
    });
    // 内容
    var galleryTop = new Swiper('.gallery-top', {
      spaceBetween: 10,
    //   navigation: {
    //     nextEl: '.swiper-button-next',
    //     prevEl: '.swiper-button-prev',
    //   },
      thumbs: {
        swiper: galleryThumbs
      }
    });
  </script>
</body>
</html>
。。。