JavaScript Hide Element według klasy
document.getElementsByClassName('class_name')[0].style.visibility='hidden';
Ankur
document.getElementsByClassName('class_name')[0].style.visibility='hidden';docuement.querySelector('.class_name').style.visibility = 'hidden';document.getElementsByClassName('className')[0].style.visibility='hidden';document.querySelector('.class-name').style.display = 'none'
// or
document.querySelector('.class-name').style.visibility = 'hidden'for (let el of document.querySelectorAll('.appBanner')) el.style.visibility = 'hidden';