svg {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform-origin: 50% 50%;
          transform-origin: 50% 50%;
  -webkit-animation: scale .6s;
          animation: scale .6s;
  margin: 10px;
}
svg text {
  font-family: Helvetica, Arial, sans-serif;
  font-weight: bolder;
  font-size: 12px;
}
@-webkit-keyframes scale {
  from {
    -webkit-transform: scale(0.5);
            transform: scale(0.5);
  }
  to {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
@keyframes scale {
  from {
    -webkit-transform: scale(0.5);
            transform: scale(0.5);
  }
  to {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}