Product Landing Page 15 out of 16 tests

I am one test from passing the third project in the html & css chapter, but I am not able to figure what is keeping this test from passing, can someone please look at it and tell me what is it I am not doing right ?

codepen io/ abdullahsa/ pen/ vPMxZZ

Looks like it wants you to have the navbar or header fixed to the top of the viewport even when scrolling.

Probably with fixed or sticky property.

You have to set this CSS to have the navbar or header fixed to the top of the viewport :
#header {
position: fixed;
}

br3ntor, maruskina

thanks for your help guys, it is working now.