You can see all the matches of your team, in the results section of your group.
CEST (Central European Summer Time) is one of the well-known names of UTC+2 time zone which is 2h. ahead of UTC (Coordinated Universal Time). The time offset from UTC can be written as +02:00.
It’s used as a DST (summer daylight saving time). During the winter, CET – Central European Time(UTC+1) is in use.