CSS endless rotation animation

#test {
    width: 11px;
    height: 14px;
    background: url('data:image/gif;base64,R0lGOD lhCwAOAMQfAP////7+/vj4+Hh4eHd3d/v7+/Dw8HV1dfLy8ubm5vX19e3t7fr 6+nl5edra2nZ2dnx8fMHBwYODg/b29np6eujo6JGRkeHh4eTk5LCwsN3d3dfX 13Jycp2dnevr6////yH5BAEAAB8ALAAAAAALAA4AAAVq4NFw1DNAX/o9imAsB tKpxKRd1+YEWUoIiUoiEWEAApIDMLGoRCyWiKThenkwDgeGMiggDLEXQkDoTh CKNLpQDgjeAsY7MHgECgx8YR8oHwNHfwADBACGh4EDA4iGAYAEBAcQIg0Dk gcEIQA7');
}

@-webkit-keyframes rotating {
    from{
        -webkit-transform: rotate(0deg);
    }
    to{
        -webkit-transform: rotate(360deg);
    }
}

.rotating {
    -webkit-animation: rotating 2s linear infinite;
}

<div id='test' class='rotating'></div>

@-webkit-keyframes rotating /* Safari and Chrome */ {
  from {
    -webkit-transform: rotate(0deg);
    -o-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  to {
    -webkit-transform: rotate(360deg);
    -o-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@keyframes rotating {
  from {
    -ms-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    -webkit-transform: rotate(0deg);
    -o-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  to {
    -ms-transform: rotate(360deg);
    -moz-transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
    -o-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
.rotating {
  -webkit-animation: rotating 2s linear infinite;
  -moz-animation: rotating 2s linear infinite;
  -ms-animation: rotating 2s linear infinite;
  -o-animation: rotating 2s linear infinite;
  animation: rotating 2s linear infinite;
}

<div 
  class="rotating"
  style="width: 100px; height: 100px; line-height: 100px; text-align: center;" 
 >Rotate</div>