3
var dark = document.querySelector('.light');
4
dark.addEventListener('click', function () {
5
var dark = document.querySelector('head');
6
dark.innerHTML = dark.innerHTML.replace('@media
(prefers-color-scheme: dark)', '@media
(prefers-color-scheme: light)');
8
var light = document.querySelector('.dark');
9
light.addEventListener('click', function () {
10
var light = document.querySelector('head');
11
light.innerHTML = light.innerHTML.replace('@media
(prefers-color-scheme: light)', '@media
(prefers-color-scheme: dark)');
16
var about = document.getElementById('about');
17
var sandbox = document.getElementById('sandbox');
19
var btns = document.getElementsByClassName('btn');
20
var current = btns[0];
21
document.onkeydown = function (e) {
22
if (e.keyCode == 49) {
25
if (e.keyCode == 50) {
31
current = (current == btns[0]) ? btns[1] : btns[0];