@keyframes rise {
  0% {
    bottom: -60px;
    opacity: 0;
  }
  10% {
    opacity: 0.8;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    bottom: 110vh;
    opacity: 0;
  }
}

.bubble {
  position: fixed;
  border-radius: 50%;
  /* border: 1.5px solid rgba(56, 189, 248, 0.6); */
  background: rgba(56, 189, 248, 0.04);
  animation: rise linear infinite;
  pointer-events: auto;
  z-index: 0;
}