/* Safari */
.loader {
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #3498db;
  width: 60px;
  height: 60px;
  -webkit-animation: spin 2s linear infinite; /* Safari */
  animation: spin 2s linear infinite;
   position: fixed;
   top: 50%;
   left: 50%;
   transform: translate(-50%, -50%);
   z-index:10000;
}
@-webkit-keyframes spin {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loader2,
.loader2:before,
.loader2:after {
  background: black;
  -webkit-animation: load1 1s infinite ease-in-out;
  animation: load1 1s infinite ease-in-out;
  width: 1em;
  height: 4em;
}
.loader2 {
  color: #ffffff;
  text-indent: -9999em;
  margin: 88px auto;
  position: relative;
  font-size: 11px;
  -webkit-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-animation-delay: -0.16s;
  animation-delay: -0.16s;
}

.loader2,
.loader2:before,
.loader2:after {
  background: black;
  -webkit-animation: load1 1s infinite ease-in-out;
  animation: load1 1s infinite ease-in-out;
  width: 0.35em;
  height: 4em;
  float:left;
}
.loader2 {
  color: black;
  text-indent: -9999em;
  margin:2em;
  position: absolute;
  -webkit-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-animation-delay: -0.16s;
  animation-delay: -0.16s;
}
.loader2:before,
.loader2:after {
  position: absolute;
  top: 0;
  bottom:2em;
  content: '';
}
.loader2:before {
  left: -0.5em;
  -webkit-animation-delay: -0.32s;
  animation-delay: -0.32s;
}
.loader2:after {
  left: 0.5em;
}
@-webkit-keyframes load1 {
  0%,
  80%,
  100% {
    box-shadow: 0 0;
    height: 1em;
  }
  40% {
    box-shadow: 0 -2em;
    height: 2em;
  }
}
@keyframes load1 {
  0%,
  80%,
  100% {
    box-shadow: 0 0;
    height: 1em;
  }
  40% {
    box-shadow: 0 -2em;
    height: 2em;
  }
}
.loader3 {
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #3498db;
  width: 60px;
  height: 60px;
  -webkit-animation: spin 2s linear infinite; /* Safari */
   animation: spin 2s linear infinite;
   transform: translate(-50%, -50%);
   z-index:10000;
   margin:0 auto;
}

@-webkit-keyframes spin {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}