IPhone 5s screen popped out and screen is on but nothing is showing?

Ok so I dropped my phone a while back and every week my phone screen pops out a little more. Now the only thing left in place is the bottom left. My screen was working fine with most of it popped out but all of a sudden it just went blank. Like the screen is on but nothing is showing. I hear my notifications and alarms but I can't see anything on the screen. What can I do please help

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