在颤动中将manu页面添加到全屏

<button id="fullscreen-btn">全屏</button>

var fullscreenBtn = document.getElementById('fullscreen-btn');

fullscreenBtn.addEventListener('click', function() {
  var manuPage = document.getElementById('manu-page');

  if (manuPage.requestFullscreen) {
    manuPage.requestFullscreen();
  } else if (manuPage.mozRequestFullScreen) {
    manuPage.mozRequestFullScreen();
  } else if (manuPage.webkitRequestFullscreen) {
    manuPage.webkitRequestFullscreen();
  } else if (manuPage.msRequestFullscreen) {
    manuPage.msRequestFullscreen();
  }
});

document.addEventListener('fullscreenchange', function() {
  var fullscreenElement = document.fullscreenElement ||
                          document.mozFullScreenElement ||
                          document.webkitFullscreenElement ||
                          document.msFullscreenElement;

  if (!fullscreenElement) {
    // 退出全屏后的操作
  }
});

#manu-page {
  width: 100%;
  height: 100%;
}