Hi, @Rodrigo Thanks for your help.
but I have one problem yet.
As you can see, the border line is occured on top of div including lottie.
I want to fix this bug asap.
Looking forward to hearing good sounds from you.
Thanks.
@Cassie one question.
in above codepen, when you scroll down or up, top/bottom border is shiving.
how to fix this problem? I get this error on my website.