1body{
2 margin:0;
3 overflow:hidden;
4}
5.wrapper{
6 transform: rotate(90deg);
7 transform-origin:bottom left;
8
9 position:absolute;
10 top: -100vw;
11 left: 0;
12
13 height:100vw;
14 width:100vh;
15
16 background-color:#000;
17 color:#fff;
18
19 overflow:auto;
20}