Something like that:
<div class="content">
<ul class="settings themes_list">
<li class="button_link floatleft"><a href="', $scripturl, '?action=admin;area=theme;th=', $theme['id'], ';', $context['session_var'], '=', $context['session_id'], ';sa=list">', $txt['theme_edit_settings'], '</a></li>
<li class="button_link floatleft"><a href="', $scripturl, '?action=admin;area=theme;th=', $theme['id'], ';', $context['session_var'], '=', $context['session_id'], ';sa=browse">', $txt['themeadmin_edit_browse'], '</a></li>', $theme['can_edit_style'] ? '
<li class="button_link floatleft"><a href="' . $scripturl . '?action=admin;area=theme;th=' . $theme['id'] . ';' . $context['session_var'] . '=' . $context['session_id'] . ';sa=browse;directory=css">' . $txt['themeadmin_edit_style'] . '</a></li>' : '', '
<li class="button_link floatleft"><a href="', $scripturl, '?action=admin;area=theme;th=', $theme['id'], ';', $context['session_var'], '=', $context['session_id'], ';sa=copy">', $txt['themeadmin_edit_copy_template'], '</a></li>
</ul>
<dl class="settings themes_list">
<dt>', $txt['themeadmin_list_theme_dir'], ':</dt>
<dd', $theme['valid_path'] ? '' : ' class="error"', '>', $theme['theme_dir'], $theme['valid_path'] ? '' : ' ' . $txt['themeadmin_list_invalid'], '</dd>
<dt>', $txt['themeadmin_list_theme_url'], ':</dt>
<dd>', $theme['theme_url'], '</dd>
<dt>', $txt['themeadmin_list_images_url'], ':</dt>
<dd>', $theme['images_url'], '</dd>
</dl>
</div>
And this to admin.css:
ul.themes_list {
padding-bottom: 0.5em;
}
ul.themes_list li{
width: 45%;
}
ul.themes_list:after{
display: block;
clear: both;
content:"";
}
Or maybe something simpler in terms of css, you know I'm not good at that things.