Teleport Portal Animation

HTML

CSS

body {
  margin: 0;
  height: 100vh;
  background: #0a0a0a;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  font-family: sans-serif;
}
.portal {
  width: 200px;
  height: 200px;
  border: 3px solid #00f0ff;
  border-radius: 50%;
  box-shadow: 0 0 30px #00f0ff, inset 0 0 30px #00f0ff;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: pulse 3s infinite ease-in-out;
}
.shape {
  width: 50px;
  height: 50px;
  background: #ff006f;
  border-radius: 50%;
  position: absolute;
  animation: teleport 3s infinite ease-in-out;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; }
}
@keyframes teleport {
  0% { transform: translateY(0) scale(1); border-radius: 50%; }
  25% { transform: translateY(-150px) scale(1.2); border-radius: 20%; }
  50% { transform: translateY(0) scale(1); border-radius: 50%; }
  75% { transform: translateY(150px) scale(1.2); border-radius: 20%; }
  100% { transform: translateY(0) scale(1); border-radius: 50%; }
}