.banner{width:100%;height:100vh;background-size:cover;background-position:center;position:relative;display:flex;align-items:center}.banner-content{margin-left:2rem;color:#fff;text-shadow:1px 1px 3px rgba(0,0,0,.7)}.container.my-4{padding:1.5rem;max-width:1200px;margin:0 auto}.promo-dates{margin-bottom:1rem;font-size:1rem;color:#555}.promotion-content{line-height:1.6;font-size:1rem;color:#333}