{{ block title }}
  欢迎参加我们心理学实验！
{{ endblock }}

{{ block content }}
    <li class="list-group-item">
         <img src="{% static 'images/lab.jpg' %}" class="img-fluid" alt="dictator" width="600px" />
    </li>

<!--    <button class="otree-btn-next btn btn-primary">点击此处，进入下一步</button>-->
    <button>点击此处，进入下一步</button>
{{ endblock }}