.ribbons{opacity:.28}.ribbon{fill:none;stroke-linecap:round;animation:7s ease-in-out infinite alternate drift}.ribbon path{stroke-width:30px}.ribbon-b path{stroke:#b26928}.ribbon-b{filter:drop-shadow(0 0 10px #ffffff26);animation-delay:-2.5s}@keyframes drift{0%{transform:translate(-400px)}to{transform:translate(400px)}}