app/views/admin/_toolbox.html.erb
<div class="news">
<div class="news-wrap">
<div class="news-item">
<div class="news-title">
Toolbox
</div>
<div class="news-content">
<%= text_area_tag :"toolbox-content", nil %>
<button id="btn-table"><%= icon("table") %></button>
</div>
</div>
</div>
</div>