.background-video{position:absolute;width:100vw;height:100vh;float:left;overflow:hidden;z-index:-2}.background-video.desktop-only{display:block}.mobile-only{display:none}.background-video video{object-fit:cover;width:100vw;height:100vh;position:fixed;top:0;left:0}@media(max-width:767px){.mobile-only{display:block}.background-video.desktop-only{display:none}}