.contenedor-blanco{padding:40px;background-color:rgba(255,255,255,.9);margin-top:70px;margin-bottom:95px}@media (max-width:900px){.imagen-resp{margin-top:20px}.contenedor-blanco{padding:40px;background-color:rgba(255,255,255,.7);margin-top:30px;margin-bottom:60px}}