<div class="layui-container">
  <span>按钮色系：</span>
  <hr>
  
  <div class="layui-btn-container">
    <a href="" class="layui-btn layui-btn-primary">原始按钮</a>
    <div class="layui-btn">默认按钮</div>
    <button class="layui-btn layui-btn-normal">百搭按钮</button>
    <button class="layui-btn layui-btn-warm">暖色按钮</button>
    <button class="layui-btn layui-btn-danger">警告按钮</button>
    <button type="button" class="layui-btn layui-bg-purple">紫色按钮</button>
    