una/modules/base/text/template/context.html

<div class="bx-base-text-author bx-def-unit absolute">
    <div class="bx-def-unit-img">__author_unit__</div>
    <div class="bx-def-unit-info bx-def-thumb-size-min-height bx-def-thumb-size-max-height bx-def-thumb-size-left-indent">
        <div class="bx-def-unit-info-cnt bx-def-box-sizing">
            <div class="bx-def-unit-line"><a class="bx-def-unit-info-title" href="__author_url__" title="__author_title_attr__">__author_title__</a></div>
            <div class="bx-def-unit-line bx-def-font-grayed bx-def-font-small">__author_desc__</div> 
        </div>
    </div>
</div>
<bx_if:addon>
    <div class="bx-def-margin-sec-top">
        __content__ 
    </div>
</bx_if:addon>