.spinner-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #fefefe;
    z-index: 99999;
    height: 100%;
    width: 100%;
    overflow: hidden !important;
}
.loader,
.loader:before,
.loader:after {
  background: #FFF;
  -webkit-animation: load1 1s infinite ease-in-out;
  -moz-animation: load1 1s infinite ease-in-out;
  -ms-animation: load1 1s infinite ease-in-out;
  -o-animation: load1 1s infinite ease-in-out;
  animation: load1 1s infinite ease-in-out;
  width: 1em;
  height: 4em;
}
.loader:before,
.loader:after {
  position: absolute;
  top: 0;
  content: '';
}
.loader:before {
  left: -1.5em;
}
.loader {
  text-indent: -9999em;
  position: relative;
  top: 50%;
  left: 50%;
  margin-top: -1.5em;
  margin-left: -0.75em;
  font-size: 11px;

  -webkit-animation-delay: -0.16s;
  -moz-animation-delay: -0.16s;
  -ms-animation-delay: -0.16s;
  -o-animation-delay: -0.16s;
  animation-delay: -0.16s;
}
.loader:after {
  left: 1.5em;
  -webkit-animation-delay: -0.32s;
  -moz-animation-delay: -0.32s;
  -ms-animation-delay: -0.32s;
  -o-animation-delay: -0.32s;
  animation-delay: -0.32s;
}
@-webkit-keyframes load1 {
  0%,
  80%,
  100% {
    -webkit-box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    -webkit-box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}

@-moz-keyframes load1 {
  0%,
  80%,
  100% {
    -moz-box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    -moz-box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}

@-ms-keyframes load1 {
  0%,
  80%,
  100% {
    -ms-box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    -ms-box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}

@-o-keyframes load1 {
  0%,
  80%,
  100% {
    -o-box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    -o-box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}

@keyframes load1 {
  0%,
  80%,
  100% {
    box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}