var div_element1 = document.createElement('div');
var div_element2 = document.createElement('div');
var p_element = document.createElement('p');
var h1_element = document.createElement('h1');
var span_element = document.createElement('span');

h1_element.innerText = 'cookie';
span_element.innerText = 'hello';

p_element.appendChild(h1_element);
p_element.appendChild(span_element);
div_element2.appendChild(p_element);
div_element1.appendChild(div_element2);

document.body.appendChild(div_element1);