/home/ntu100/www/wp-content/themes/flatsome/inc/builder/shortcodes/templates/accordion_item.html
<div class="accordion-item {{ shortcode.options.class }}">
<a class="accordion-title plain" href="javascript:void();" ng-class="::{ 'active': shortcode.parent.options.autoOpen && shortcode.index === 0 }">
<button class="toggle"><i class="icon-angle-down"></i></button>
{{ shortcode.options.title }}
</a>
<div class="accordion-inner" ng-style="::{ display: shortcode.parent.options.autoOpen && shortcode.index === 0 ? 'block' : '' }">
<content></content>
</div>
</div>