body{margin:0;padding:0}.col-noir{background-color:#000;color:#fff;height:100vh;display:flex;justify-content:center;align-items:center}.col-blanc{background-color:#fff;color:#000;height:100vh;display:flex;justify-content:center;align-items:center}.row{margin:0}img{max-width:100%;height:auto}.content{text-align:center}