button {
  width: 160px;
  line-height: 40px;
  font-weight: 500px;
  font-size: 17px;
  letter-spacing: 2px;
  text-decoration: none;
  text-transform: uppercase;
  padding: 0;
  background: #FBEAEB;
  position: relative;
  z-index: 2;
  color: #FBEAEB;
  perspective: 300px;
  transform-style: preserve-3d;
  border-radius: 6px;
  border: none;
}

button:hover {
  color: #2F3C7E;
}

button::after {
  position: absolute;
  content: "";
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  font-weight: 500px;
  background: #2F3C7E;
  border-radius: 6px;
  z-index: -1;
  transform-origin: center bottom;
  transform: rotateX(0);
  transition: all 0.3s ease;
}

button:hover::after {
  transform: rotateX(-180deg);
}