canvas{border:1px dashed #000}button{margin:10px}.buttons{width:60px;height:30px;-webkit-transform:rotate(90deg);transform:rotate(90deg);padding:0 5px;-webkit-writing-mode:unset;-ms-writing-mode:unset;writing-mode:unset;text-orientation:mixed;-webkit-transform-origin:center center;transform-origin:center center}