Command Line Issues - Loss of Command Line

Screen Link:

My Code:

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What I expected to happen:

What actually happened:

There is a black bar at the bottom with the refresh arrows but it never disappears even when I refresh.

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Based on the image you shared, you can see the magnifying glass with the plus sign in it. Given that, you are possibly zoomed in for that page. Try to reset it to normal size, and that should ideally solve the problem.