.Js-loader-view{
  background:rgba(0,0,0,0.2);
  position:fixed;
  top:0;
  left:0;
  width:100vw;
  height:100vh;
  z-index:9999;
  display:flex;
  justify-content: center;
  align-items: center;
}

/* Loading */
.Js-loader {
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid blue;
  border-right: 16px solid green;
  border-bottom: 16px solid red;
  border-left: 16px solid pink;
  width: 120px;
  height: 120px;
  -webkit-animation: Js-spin 2s linear infinite;
  animation: Js-spin 2s linear infinite;
}

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

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