button {
  padding: 15px 40px;
  background: linear-gradient(145deg, lightblue, blue);
  font-size: 1rem;
  border: 0;
  border-radius: 30px;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,.5);
  box-shadow: inset 0 -2px 10px rgba(0,0,0,.3),
  0 2px 5px rgba(0,0,0,.3);
}