.banner-degradado{background:linear-gradient(135deg,#0073e6,#00c6ff);color:#fff;text-align:center;border-radius:0px}.animacion-flotante{width:200px;animation:flotar 3s ease-in-out infinite}.column-half,.column-full{float:left;position:relative;padding:.65rem;width:100%;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}@media only screen and (min-width:48em){.column-half{width:50%}}