Details of the April major update

-Automatically adjust the number of cards.

-Added the function to page through cards by flicking.

-The floating button design has been updated.

-The main floating button is now hidden by page turning or flicking under the card. (Redisplay by flicking on the card)

-The registered image can be viewed by pressing and holding the main card.

-The screen design has been redesigned.

-Fixed other bugs.