n">默认按钮</button>
    <button class="layui-btn layui-btn-sm">小型按钮</button>
    <button class="layui-btn layui-btn-xs">迷你按钮</button>
  </div>
  <div class="layui-btn-container">
    <button class="layui-btn layui-btn-primary layui-btn-lg">大型按钮</button>
    <button class="layui-btn layui-btn-primary">默认按钮</button>
    <button class="layui-btn layui-btn-primary layui-btn-sm">小型按钮</button>
    <button class="layui-btn layui-btn-primary layui-btn-xs">迷你按钮</b