카무플라주

<div class="cm"></div><span class="tag">camouflage</span>

.cm{position:absolute;inset:-10%;background-color:#6b7150;
  background-image:
    radial-gradient(ellipse 90px 60px at 20% 30%,#4a4f32 60%,transparent 74%),
    radial-gradient(ellipse 70px 90px at 65% 15%,#857a4f 60%,transparent 74%),
    radial-gradient(ellipse 100px 70px at 82% 62%,#2f331f 60%,transparent 74%),
    radial-gradient(ellipse 60px 80px at 35% 78%,#857a4f 60%,transparent 74%),
    radial-gradient(ellipse 85px 55px at 4% 80%,#4a4f32 60%,transparent 74%);
  background-size:260px 260px;
  filter:blur(5px);
  animation:pan 20s linear infinite}
@keyframes pan{to{background-position:260px 0}}
.tag{position:absolute;left:10px;bottom:8px;padding:3px 9px;border-radius:999px;background:rgba(30,32,18,.8);
  color:#dcd8bd;font:600 10px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.03em}