#Loader {
  position: fixed;
  width: 100%;
  height: 100%;
  background: #FFFFFF;
  z-index: 1111;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.loader-btn {
  border: 6px solid #F3F3F3;
  border-top: 6px solid #1F336E;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  -webkit-animation: spin 2s linear infinite;
  animation: spin 2s linear infinite;
}
@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}