/***** Loader *****/

/* Center the loader */
#loader {
    position: fixed;
    left: 50%;
    top: 50%;

    width: 150px;
    height: 150px;
    margin: -75px 0 0 -75px;
    border: 16px solid #f3f3f3;
    border-radius: 50%;
    border-top: 16px solid #263E53;
    width: 120px;
    height: 120px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
    z-index:2001;
}

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

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
    }
.overlay {
    position:fixed;
    top:0;
    left:0;
    right:0;
    bottom:0;
    width:100%;
    height:100%;
    z-index:2000;
    background-color:grey;
    opacity: .6;
}