.ptr-shape {
  padding: 50px;
  display: inline-block;
}

.ptr-planet {
  border-radius: 500px;
  -webkit-border-radius: 500px;
  -moz-border-radius: 500px;
  -webkit-transform-origin: 50% 50%;
  -moz-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
}

.ptr-interacting .ptr-planet {
  -webkit-animation: none !important;
  -moz-animation: none !important;
  animation: none !important;
}

.ptr-space {
  background: url(../img/stardust.jpg) repeat;
}

.ptr-shape {
  -webkit-animation: float 3s infinite ease-in-out;
  -moz-animation: float 3s infinite ease-in-out;
  animation: float 3s infinite ease-in-out;
}

.ptr-ring {
  left: 50%;
  top: 50%;
  position: absolute;
}

@-webkit-keyframes float{
    from {-webkit-transform:translate(0, 0px);}
    65% {-webkit-transform:translate(0, 15px);}
    to {-webkit-transform: translate(0, -0px);}    
}

@-moz-keyframes float{
    from {-moz-transform:translate(0, 0px);}
    65% {-moz-transform:translate(0, 15px);}
    to {-moz-transform: translate(0, -0px);}    
}

@keyframes float{
    from {transform:translate(0, 0px);}
    65% {transform:translate(0, 15px);}
    to {transform: translate(0, -0px);}    
}

@keyframes rotate {
  from { background-position:0; } 
  to { background-position:200%; }
}
@-webkit-keyframes rotate {
  from { background-position:0; } 
  to { background-position:200%; }
}

@-moz-keyframes rotate {
  from { background-position:0; } 
  to { background-position:200%; }
}