.container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
}

.loader {
  display: block;
  position: relative;
  left: 50%;
  top: calc(50% - 50px);
  width: 150px;
  height: 150px;
  margin: -75px 0 0 -75px;
  border-radius: 50%;
  border: 10px solid transparent;
  border-top-color: #ac262c;

  -webkit-animation: spin 2s linear infinite; /* Chrome, Opera 15+, Safari 5+ */
  animation: spin 2s linear infinite; /* Chrome, Firefox 16+, IE 10+, Opera */
}

.loader:before {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  border-radius: 50%;
  border: 10px solid transparent;
  border-top-color: #258e44;

  -webkit-animation: spin 3s linear infinite; /* Chrome, Opera 15+, Safari 5+ */
  animation: spin 3s linear infinite; /* Chrome, Firefox 16+, IE 10+, Opera */
}

.loader:after {
  content: "";
  position: absolute;
  top: 20px;
  left: 20px;
  right: 20px;
  bottom: 20px;
  border-radius: 50%;
  border: 10px solid transparent;
  border-top-color: #1c4678;

  -webkit-animation: spin 1.5s linear infinite; /* Chrome, Opera 15+, Safari 5+ */
  animation: spin 1.5s linear infinite; /* Chrome, Firefox 16+, IE 10+, Opera */
}

.message {
  position: absolute;
  text-align: center;
  width: 100%;
  top: calc(50% + 50px);
  font-size: 200%;
  user-select: none;
}

@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg); /* Chrome, Opera 15+, Safari 3.1+ */
    -ms-transform: rotate(0deg); /* IE 9 */
    transform: rotate(0deg); /* Firefox 16+, IE 10+, Opera */
  }
  100% {
    -webkit-transform: rotate(360deg); /* Chrome, Opera 15+, Safari 3.1+ */
    -ms-transform: rotate(360deg); /* IE 9 */
    transform: rotate(360deg); /* Firefox 16+, IE 10+, Opera */
  }
}
@keyframes spin {
  0% {
    -webkit-transform: rotate(0deg); /* Chrome, Opera 15+, Safari 3.1+ */
    -ms-transform: rotate(0deg); /* IE 9 */
    transform: rotate(0deg); /* Firefox 16+, IE 10+, Opera */
  }
  100% {
    -webkit-transform: rotate(360deg); /* Chrome, Opera 15+, Safari 3.1+ */
    -ms-transform: rotate(360deg); /* IE 9 */
    transform: rotate(360deg); /* Firefox 16+, IE 10+, Opera */
  }
}