.bubblingG {
  text-align: center;
  width:80px;
  height:50px;
  position:absolute;
  margin: -40px 0 0 -40px;
  left: 50%;
  top: 50%;
}

.bubblingG span {
  display: inline-block;
  vertical-align: middle;
  width: 10px;
  height: 10px;
  margin: 25px auto;
  background: #000000;
  -moz-border-radius: 50px;
  -moz-animation: bubblingG 1.2s infinite alternate;
  -webkit-border-radius: 50px;
  -webkit-animation: bubblingG 1.2s infinite alternate;
  -ms-border-radius: 50px;
  -ms-animation: bubblingG 1.2s infinite alternate;
  -o-border-radius: 50px;
  -o-animation: bubblingG 1.2s infinite alternate;
  border-radius: 50px;
  animation: bubblingG 1.2s infinite alternate;
}

#bubblingG_1 {
  -moz-animation-delay: 0.72s;
  -webkit-animation-delay: 0.72s;
  -ms-animation-delay: 0.72s;
  -o-animation-delay: 0.72s;
  animation-delay: 0.72s;
}

#bubblingG_2 {
  -moz-animation-delay: 0.36s;
  -webkit-animation-delay: 0.36s;
  -ms-animation-delay: 0.36s;
  -o-animation-delay: 0.36s;
  animation-delay: 0.36s;
}

#bubblingG_3 {
  -moz-animation-delay: 0s;
  -webkit-animation-delay: 0s;
  -ms-animation-delay: 0s;
  -o-animation-delay: 0s;
  animation-delay: 0s;
}

@-moz-keyframes bubblingG {
  0% {
    width: 10px;
    height: 10px;
    background-color:#000000;
    -moz-transform: translateY(0);
  }

  100% {
    width: 24px;
    height: 24px;
    background-color:#FFFFFF;
    -moz-transform: translateY(-21px);
  }
}

@-webkit-keyframes bubblingG {
  0% {
    width: 10px;
    height: 10px;
    background-color:#000000;
    -webkit-transform: translateY(0);
  }

  100% {
    width: 24px;
    height: 24px;
    background-color:#FFFFFF;
    -webkit-transform: translateY(-21px);
  }
}

@-ms-keyframes bubblingG {
  0% {
    width: 10px;
    height: 10px;
    background-color:#000000;
    -ms-transform: translateY(0);
  }

  100% {
    width: 24px;
    height: 24px;
    background-color:#FFFFFF;
    -ms-transform: translateY(-21px);
  }
}

@-o-keyframes bubblingG {
  0% {
    width: 10px;
    height: 10px;
    background-color:#000000;
    -o-transform: translateY(0);
  }

  100% {
    width: 24px;
    height: 24px;
    background-color:#FFFFFF;
    -o-transform: translateY(-21px);
  }
}

@keyframes bubblingG {
  0% {
    width: 10px;
    height: 10px;
    background-color:#000000;
    transform: translateY(0);
  }

  100% {
    width: 24px;
    height: 24px;
    background-color:#FFFFFF;
    transform: translateY(-21px);
  }
}