Header Visibility Issue

[SusheelThapa]

On scrolling down, the header section is clearly visible but when website loaded it isn't, it is shown as above.

I guess it has something to do CSS.

[Debshibraj123]

can you please assign me this. I am interested

[saku1331]

I wish to work on this issue. Kindly assign me this.

[29deepanshutyagi]

kindly assign me this issue under hactoberfest 2023

[ramchandra06032004]

sir can you assign this issue to me am interested and know whats the problem and definitely resolve .

[adityakhevaria]

I would like to contribute to your repository. Assign me this