Allow me to get slightly ahead of myself.
Saturday 30th June
15:00 - France vs Argentina
19:00 - Uruguay vs Portugal
Sunday 1st July
15:00 - Spain vs Russia
19:00 - Croatia vs Denmark
Monday 2nd July
15:00 - Brazil vs Mexico
19:00 - Belgium vs Japan
Tuesday 2nd July
15:00 - Sweden vs Switzerland
19:00 - England vs Colombia
Here is a visual representation of the knock out stage: