I get 4 piles of cards/stacked cards

1.- Make sure browser 'zoom' is set to normal -> Press the Ctrl key and the digit zero (Ctrl +0)
2.- Exit the club, close Play Bridge tab; press Play Bridge on our home page and re-enter the club.
if the above does not work:
3.- use a different web browser

If iPad:
Try double tapping the screen with three fingers to return to normal.
Go to Settings > General > Accessibility > Zoom and turn this OFF.