button {
  height: 2.8em;
  width: 9em;
  background: transparent;
  -webkit-animation: jello-horizontal 0.9s both;
  animation: jello-horizontal 0.9s both;
  border: 2px solid #016dd9;
  outline: none;
  color: #016dd9;
  cursor: pointer;
  font-size: 17px;
}

button:hover {
  background: #016dd9;
  color: #ffffff;
  animation: squeeze3124 0.9s both;
}

@keyframes squeeze3124 {
  0% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }

  30% {
    -webkit-transform: scale3d(1.25, 0.75, 1);
    transform: scale3d(1.25, 0.75, 1);
  }

  40% {
    -webkit-transform: scale3d(0.75, 1.25, 1);
    transform: scale3d(0.75, 1.25, 1);
  }

  50% {
    -webkit-transform: scale3d(1.15, 0.85, 1);
    transform: scale3d(1.15, 0.85, 1);
  }

  65% {
    -webkit-transform: scale3d(0.95, 1.05, 1);
    transform: scale3d(0.95, 1.05, 1);
  }

  75% {
    -webkit-transform: scale3d(1.05, 0.95, 1);
    transform: scale3d(1.05, 0.95, 1);
  }

  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}