PLAY RETRO GAMES IN BROWSER

About the game Microsoft Solitaire Collection I enjoy playing on this site often - I play Hearts, Crazy 8's, Solitaire, Golf, Freecell, Euchre, and Spades - Recently, on my IPad, I am hearing loud drums playing. Is the creator of the CardGames.io doing this? It is a little irritating - I just turn the sound down, though. Overall, I really like this