<div class="mt2" hx-target="this" hx-swap="outerHTML">
<button type="submit" class="f3 b white bg-green ph2" style="border: none" hx-get="{% url 'usethesource:add_comment' slug=candidate.slug %}">+</button>
<button type="submit" title="Add comment" class="f3 b white bg-light-silver ph2" style="border: none" hx-get="{% url 'usethesource:add_comment' slug=candidate.slug %}">+</button>
</div>