<details class="md-dropdown md-dropdown--default">
<summary class="md-dropdown__summary last-child-no-mb">
<details class="md-dropdown md-dropdown--pf">
<summary class="md-dropdown__summary last-child-no-mb">
<p><span class="md-thm-heading"><span class="md-thm-heading__emph">Proof</span><span class="md-thm-heading__emph">.</span></span></p>
</summary>
<div class="md-dropdown__content last-child-no-mb">
<div class=" md-textbox last-child-no-mb border--1px"></div>
</div>
</details>
</summary>
<div class="md-dropdown__content last-child-no-mb">
<figure class="md-captioned-figure">
<p>captioned figure</p>
<figcaption class="md-captioned-figure__caption">
<p>caption</p>
<blockquote class="md-cited-blockquote">
<p>cited blockquote</p>
</blockquote>
<cite class="md-cited-blockquote__citation"><p>citation</p><div class=" md-textbox last-child-no-mb border--4px border--custom-orange-deep-light"><p><span class="md-thm-heading"><span class="md-thm-heading__emph">Theorem 0.0.1</span><span class="md-thm-heading__emph">.</span></span> thm</p></div></cite></figcaption>
</figure>
</div>
</details>
<details class="md-dropdown md-exer">
<summary class="md-dropdown__summary last-child-no-mb">
<p><span class="md-thm-heading"><span class="md-thm-heading__emph">Exercise 0.0.2</span><span class="md-thm-heading__emph">.</span></span> poop</p>
</summary>
<div class="md-dropdown__content last-child-no-mb">
<details class="md-dropdown md-dropdown--pf">
<summary class="md-dropdown__summary last-child-no-mb">
<p><span class="md-thm-heading"><span class="md-thm-heading__emph">Proof</span><span class="md-thm-heading__emph">.</span></span></p>
</summary>
<div class="md-dropdown__content last-child-no-mb">
<p>sdsd</p>
</div>
</details>
<p>after</p>
</div>
</details>
<details class="md-dropdown md-dropdown--pf">
<summary class="md-dropdown__summary last-child-no-mb">
<p><span class="md-thm-heading"><span class="md-thm-heading__emph">Proof</span><span class="md-thm-heading__emph">.</span></span></p>
</summary>
<div class="md-dropdown__content last-child-no-mb">
<p>befopre</p>
<details class="md-dropdown md-exer">
<summary class="md-dropdown__summary last-child-no-mb">
<p><span class="md-thm-heading"><span class="md-thm-heading__emph">Exercise 0.0.3</span><span class="md-thm-heading__emph">.</span></span> poop</p>
</summary>
<div class="md-dropdown__content last-child-no-mb">
<p>inside exer</p>
</div>
</details>
<p>after</p>
</div>
</details>
