.bi {
  width: 1rem;
  height: 1rem;
}
.msg {
  animation: fadeDown 0.7s ease-in-out;
}
@keyframes fadeDown {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}