.hf_spinner {   
    background-color: #fff;
    height: 30px;
    left: 50%;
    margin-left: -15px;
    margin-top: -15px;
    position: absolute;
    top: 50%;
    width: 30px;   
      -webkit-animation: rotateplane 1.2s infinite ease-in-out;
      animation: rotateplane 1.2s infinite ease-in-out;
    
    margin-top: -50px;   
    }

    @-webkit-keyframes rotateplane {
      0% { -webkit-transform: perspective(120px) }
      50% { -webkit-transform: perspective(120px) rotateY(180deg) }
      100% { -webkit-transform: perspective(120px) rotateY(180deg)  rotateX(180deg) }
    }

    @keyframes rotateplane {
      0% {
        transform: perspective(120px) rotateX(0deg) rotateY(0deg);
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
      } 50% {
        transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
        -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
      } 100% {
        transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
      }
    }