Booststrap gap class not working perfectly

What Up Guys! My problem is that the gap property of bootstrap is working fine on devices like mobiles, tablets, laptops etc but the problem is that when i opened my website on my LED its 1080p and also another 4k, the gap class is not working totally at all and the design is crashed , please tell me reason why its happening and what is the solution? Thanks for helping me

if you provide a link to the problem page someone may be able to
someone can say more

the website is not live yet how i can provide link any suggestions? or any other type of link you asking?