Evgeny57

.Content:nth-child(n+5){
  display: none;
}

var iframe = document.createElement('iframe');
iframe.src = 'https://google.com';
document.body.appendChild(iframe);

Refused to display 'https://www.google.com/' in a frame because it set 'X-Frame-Options' to 'sameorigin'.

window.atob('\x64\x47\x39\x56\x63\x48\x42\x6c\x63\x6b\x4e\x68\x63\x32\x55\x3d') // "toUpperCase"

link.addEventListener('click', foo)
function foo() {
  let id = this.closest('li').id
  console.log(id)
}