how to set dynamically height to element?

Question

I am trying to set dynamically height to element in my demo .I will tell you issue I am taking static or constant value of height in my demo .I take 250px const

Answer 1

The following should work. Putting it in the codepen snippet won't show as the window size is small so it draws height from the min-height attribute. Test it out on a bigger window.

    
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