body {
  background:#020617;
  color:white;
  text-align:center;
  padding:50px;
}

.grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:30px;
  margin-top:50px;
}

.box {
  height:60px;
  border-radius:30px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:bold;
  animation:float 2s infinite alternate;
}

@keyframes float {
  from { transform:translateY(0); }
  to { transform:translateY(-15px); }
}