Multiple yii2 tasks

you need to perform several tasks on Yii2
After the transfer, the styles in the account disappeared, I can not understand why (task 5)
the same should be done
1. there is a game on js, roulette, a third-party script, in the mobile stopped working, gives a message saying a connection error, and on the desktop ok, you need to understand.
3. it is necessary to hide the messages of the ticket 24 hours after they are written
4. see the error when replenishing the balance through the payment card
5. Figure out where the styles are gone, if not, style the tables and menus in the account. all on bootstrap.