-<div id="<%= id %>_container" class="form-row richtext_container">
+<div id="<%= id %>_container" class="row richtext_container">
<div id="<%= id %>_content" class="col-sm-8 mb-3 mb-sm-0 richtext_content">
<%= builder.text_area(attribute, options.merge(:wrapper => false, "data-preview-url" => preview_url(:type => type))) %>
<div id="<%= id %>_preview" class="richtext_preview richtext text-break"></div>