body {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
  width: 100vw;
  height: 100vh;
  background-color: #ecf0f1;
}

.Phone {
  position: relative;
  display: block;
  margin: 0;
  width: 1em;
  height: 1em;
  font-size: 25vmin;
  background-color: #3498db;
  border-radius: 0.5em;
  box-shadow: 0 0 0 0em rgba(#3498db, 0), 0em 0.05em 0.1em rgba(#000000, 0.2);
  transform: translate3d(0, 0, 0) scale(1);
}

.Phone::before,
.Phone::after {
  position: absolute;
  content: "";
}

.Phone::before {
  top: 0;
  left: 0;
  width: 1em;
  height: 1em;
  background-color: rgba(#fff, 0.1);
  border-radius: 100%;
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(0);
}

.Phone::after {
  top: 0.25em;
  left: 0.25em;
  width: 0.5em;
  height: 0.5em;
  background: url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCI+PHBhdGggZD0iTTYuNiAxMC44YzEuNCAyLjggMy44IDUuMSA2LjYgNi42bDIuMi0yLjJjLjMtLjMuNy0uNCAxLS4yIDEuMS40IDIuMy42IDMuNi42LjUgMCAxIC40IDEgMVYyMGMwIC41LS41IDEtMSAxLTkuNCAwLTE3LTcuNi0xNy0xNyAwLS42LjQtMSAxLTFoMy41Yy41IDAgMSAuNCAxIDEgMCAxLjIuMiAyLjUuNiAzLjYuMS40IDAgLjctLjIgMWwtMi4zIDIuMnoiIGZpbGw9IiNmZmZmZmYiLz48L3N2Zz4=);
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: cover;
  transform: translate3d(0, 0, 0);
}

.Phone.is-animating {
  animation: phone-outer 3000ms infinite;

  &::before {
    animation: phone-inner 3000ms infinite;
  }

  &::after {
    animation: phone-icon 3000ms infinite;
  }
}

@keyframes phone-outer {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
    box-shadow: 0 0 0 0em rgba(#3498db, 0), 0em 0.05em 0.1em rgba(#000000, 0.2);
  }
  33.3333% {
    transform: translate3d(0, 0, 0) scale(1.1);
    box-shadow: 0 0 0 0em rgba(#3498db, 0.1),
      0em 0.05em 0.1em rgba(#000000, 0.5);
  }
  66.6666% {
    transform: translate3d(0, 0, 0) scale(1);
    box-shadow: 0 0 0 0.5em rgba(#3498db, 0),
      0em 0.05em 0.1em rgba(#000000, 0.2);
  }
  100% {
    transform: translate3d(0, 0, 0) scale(1);
    box-shadow: 0 0 0 0em rgba(#3498db, 0), 0em 0.05em 0.1em rgba(#000000, 0.2);
  }
}

@keyframes phone-inner {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(0);
  }
  33.3333% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(0.9);
  }
  66.6666% {
    opacity: 0;
    transform: translate3d(0, 0, 0) scale(0);
  }
  100% {
    opacity: 0;
    transform: translate3d(0, 0, 0) scale(0);
  }
}

@keyframes phone-icon {
  0% {
    transform: translate3d(0em, 0, 0);
  }
  2% {
    transform: translate3d(0.01em, 0, 0);
  }
  4% {
    transform: translate3d(-0.01em, 0, 0);
  }
  6% {
    transform: translate3d(0.01em, 0, 0);
  }
  8% {
    transform: translate3d(-0.01em, 0, 0);
  }
  10% {
    transform: translate3d(0.01em, 0, 0);
  }
  12% {
    transform: translate3d(-0.01em, 0, 0);
  }
  14% {
    transform: translate3d(0.01em, 0, 0);
  }
  16% {
    transform: translate3d(-0.01em, 0, 0);
  }
  18% {
    transform: translate3d(0.01em, 0, 0);
  }
  20% {
    transform: translate3d(-0.01em, 0, 0);
  }
  22% {
    transform: translate3d(0.01em, 0, 0);
  }
  24% {
    transform: translate3d(-0.01em, 0, 0);
  }
  26% {
    transform: translate3d(0.01em, 0, 0);
  }
  28% {
    transform: translate3d(-0.01em, 0, 0);
  }
  30% {
    transform: translate3d(0.01em, 0, 0);
  }
  32% {
    transform: translate3d(-0.01em, 0, 0);
  }
  34% {
    transform: translate3d(0.01em, 0, 0);
  }
  36% {
    transform: translate3d(-0.01em, 0, 0);
  }
  38% {
    transform: translate3d(0.01em, 0, 0);
  }
  40% {
    transform: translate3d(-0.01em, 0, 0);
  }
  42% {
    transform: translate3d(0.01em, 0, 0);
  }
  44% {
    transform: translate3d(-0.01em, 0, 0);
  }
  46% {
    transform: translate3d(0em, 0, 0);
  }
}