.modal-overlay {
      background: #000000;
      opacity: 0.6;
      -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=60)";
      filter: alpha(opacity=60);
      position: fixed;
      top: 0;
      left: 0;
      height: 100%;
      width: 100%;
      z-index: 98;
    }

    #ajaxLoadingBox {
      position: fixed;
      top: 50%;
      left: 50%;
      height: 60px;
      width: 60px;
      background: #333 url('../img/rolling.gif') no-repeat;
      /*background: #333 url('../img/rolling.svg') no-repeat;*/
      background-size: contain;
      border-radius: 10px;
    }

    @keyframes lds-rolling {
      0% {
        -webkit-transform: translate(-50%, -50%) rotate(0deg);
        transform: translate(-50%, -50%) rotate(0deg);
      }
      100% {
        -webkit-transform: translate(-50%, -50%) rotate(360deg);
        transform: translate(-50%, -50%) rotate(360deg);
      }
    }
    @-webkit-keyframes lds-rolling {
      0% {
        -webkit-transform: translate(-50%, -50%) rotate(0deg);
        transform: translate(-50%, -50%) rotate(0deg);
      }
      100% {
        -webkit-transform: translate(-50%, -50%) rotate(360deg);
        transform: translate(-50%, -50%) rotate(360deg);
      }
    }
    .lds-rolling {
      position: relative;
    }
    .lds-rolling div,
    .lds-rolling div:after {
      position: absolute;
      width: 120px;
      height: 120px;
      border: 20px solid #ffffff;
      border-top-color: transparent;
      border-radius: 50%;
    }
    .lds-rolling div {
      -webkit-animation: lds-rolling 1s linear infinite;
      animation: lds-rolling 1s linear infinite;
      top: 100px;
      left: 100px;
    }
    .lds-rolling div:after {
      -webkit-transform: rotate(90deg);
      transform: rotate(90deg);
    }
    .lds-rolling {
      width: 200px !important;
      height: 200px !important;
      -webkit-transform: translate(-100px, -100px) scale(1) translate(100px, 100px);
      transform: translate(-100px, -100px) scale(1) translate(100px, 100px);
      z-index: 99;
      margin: 0 auto;
        top: 30%;
    }