body {
  background: #c7cad1;
}

button {
  background: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.13)), radial-gradient(90% 7% at 50% 8%, rgba(255, 255, 255, 0.47) 25%, rgba(255, 255, 255, 0) 50%), #0053d0;
  border: 0;
  border-radius: 0.375em;
  box-shadow: 0.2em 0.2em 0.5em rgba(0, 0, 0, 0.47), 0 -0.1em 0 0.1em rgba(0, 0, 0, 0.27), 0 0.1em 0 0.1em rgba(255, 255, 255, 0.27), -0.2em 0 0.2em #003f9d inset, 0 0.2em 0.2em rgba(255, 255, 255, 0.27) inset, 0.2em 0 0.2em rgba(255, 255, 255, 0.27) inset, 0 -0.2em 0.2em #003f9d inset;
  color: #fff;
  cursor: pointer;
  font: 24px/1.5 sans-serif;
  margin: 1.5em auto;
  padding: 0.5em 1em;
  text-shadow: 0 0 0.2em rgba(255, 255, 255, 0.47);
  transition-property: box-shadow;
  -webkit-tap-highlight-color: transparent;
}
button, button span {
  display: block;
  transition-duration: 0.1s;
  transition-timing-function: linear;
}
button:focus, button span:focus {
  outline: none;
}
button span {
  transition-property: transform;
  will-change: transform;
}
button:active {
  box-shadow: 0 0 0 rgba(0, 0, 0, 0.47), 0 -0.1em 0 0.1em rgba(0, 0, 0, 0.27), 0 0.1em 0 0.1em rgba(255, 255, 255, 0.27), -0.2em 0 0.2em #002a6a inset, 0 0.2em 0.2em rgba(0, 0, 0, 0.27) inset, 0.2em 0 0.2em rgba(0, 0, 0, 0.27) inset, 0 -0.2em 0.2em #002a6a inset;
}
button:active span {
  transform: scale(0.95);
}
button:focus {
  color: #9dc4ff;
  text-shadow: 0 0 0.2em rgba(157, 196, 255, 0.47);
}