function makeCraziness() {
function makeCrazy($el) {
if ($el.children().length) {
$el.children().each(function() {
makeCrazy($(this));
});
}
$el.css({
color: getRandomColor(),
background: getRandomColor(),
transition: 'all .5s ease',
});
}
$(document).on('mousemove', function() {
makeCrazy($(this));
});
}
function getRandomColor() {
let letters = '0123456789ABCDEF';
let color = '#';
for (let i = 0; i < 6; i++ ) {
color += letters[Math.floor(Math.random() * 16)];
}
return color;
}