#circle-small{opacity:.4;background:#fff;border-radius:50%;width:300px;height:300px;animation:3s cubic-bezier(.6,0,.4,1) infinite alternate circle-small-scale;position:absolute;top:200px;left:-150px}#circle-medium{opacity:.3;background:#fff;border-radius:50%;width:600px;height:600px;animation:3s cubic-bezier(.6,0,.4,1) .3s infinite alternate circle-small-scale;position:absolute;top:50px;left:-300px}#circle-large{opacity:.2;background:#fff;border-radius:50%;width:900px;height:900px;animation:3s cubic-bezier(.6,0,.4,1) .6s infinite alternate circle-small-scale;position:absolute;top:-100px;left:-450px}#circle-xlarge{opacity:.1;background:#fff;border-radius:50%;width:1200px;height:1200px;animation:3s cubic-bezier(.6,0,.4,1) .9s infinite alternate circle-small-scale;position:absolute;top:-250px;left:-600px}#circle-xxlarge{opacity:.05;background:#fff;border-radius:50%;width:1500px;height:1500px;animation:3s cubic-bezier(.6,0,.4,1) 1.2s infinite alternate circle-small-scale;position:absolute;top:-400px;left:-750px}@keyframes circle-small-scale{0%{transform:scale(1)}to{transform:scale(1.1)}}