.banner{
	width: 100%;
	height: 100vh;
	overflow: hidden;
	display: flex;
	justify-content:center;
	align-items: center;
    background-size: cover;
    background-image:linear-gradient( rgba(0,0,0,0.2), rgba(0,0,0,0.7));
   
    
}
.banner video
{
    position: absolute;
    top: 0;
    left: 0;
    object-fit: initial;
    width: 100%;
    height: 100%;
    z-index: 0;
    
  
}