setInterval( () => {
    Array.from(document.getElementsByClassName('kysAlert')).forEach( (a)=>{
        a.addEventListener('click', (event) => { event.target.remove() } )
        if (a.style.transition=="opacity 2s") a.remove()
        a.style.transition="opacity 2s"
        a.style.opacity=0;
    } )
}, 5000)