const parent_div = getID('inner-body');
    parent_div.insertAdjacentElement(
        'beforeend', "<div id='card-post'>" +
        " <div class=\"card\" style=\"width: 18rem;\"> <div class=\"card\" style=\"width: 18rem;\">" +
        "<div class=\"card-body\">"+
        "<h5 class=\"card-title\" id='card-head'>" +
        head +
        "</h5>" +
        "<p class=\"card-text\" id='card-content'>"+
        content +
        "</p>" +
        "</div>"+
        "</div>" +
        "</div>>");