1/* The switch - the box around the slider */
2.switch {
3  font-size: 17px;
4  position: relative;
5  display: inline-block;
6  width: 3.5em;
7  height: 2em;
8}
9
10/* Hide default HTML checkbox */
11.switch input {
12  opacity: 0;
13  width: 0;
14  height: 0;
15}
16
17/* The slider */
18.slider {
19  position: absolute;
20  cursor: pointer;
21  top: 0;
22  left: 0;
23  right: 0;
24  bottom: 0;
25  background-color: rgb(182, 182, 182);
26  transition: .4s;
27  border-radius: 10px;
28}
29
30.slider:before {
31  position: absolute;
32  content: "";
33  height: 1.4em;
34  width: 1.4em;
35  border-radius: 8px;
36  left: 0.3em;
37  bottom: 0.3em;
38  transform: rotate(270deg);
39  background-color: rgb(255, 255, 255);
40  transition: .4s;
41}
42
43.switch input:checked + .slider {
44  background-color: #21cc4c;
45}
46
47.switch input:focus + .slider {
48  box-shadow: 0 0 1px #2196F3;
49}
50
51.switch input:checked + .slider:before {
52  transform: translateX(1.5em);
53}