not working if container element is in fullscreen mode

My code just like this

```
function A () {
const [imgs] = React.useState(Array(20).fill('').map((_, i) => i))

const fullscreen = React.useCallback(() => {
const container = document.querySelector('#container');
container.requestFullscreen();
}, []);

return (

{imgs.map((img, index) => (
key={index}>


))}

when container element on fullscreen mode, LazyLoad will not working