text: var visitorsTabel = new Title(document.body, "VISITORS");
  visitorsTabel.render();
  
  var visitorsButton = new Button(document.body, "ADD", ()=> {
    window.location = "../add-visitors/add-visitors.html";
  });
  
  visitorsButton.render() ;
  var table = new Table(document.body);
  
  
  table.render();
  