@media (max-width: 768px) {._nav{width: 70px !important;}}
@keyframes spin {
 0% {
  -webkit-transform:rotate(0deg);
  -ms-transform:rotate(0deg);
  transform:rotate(0deg)
 }
 100% {
  -webkit-transform:rotate(360deg);
  -ms-transform:rotate(360deg);
  transform:rotate(360deg)
 }
}

#loader {
 display:block;
 position:relative;
 left:50%;
 top:50%;
 width:150px;
 height:150px;
 margin:-75px 0 0 -75px;
 border-radius:50%;
 border:3px solid transparent;
 border-top-color:#3498db;
 -webkit-animation:spin 2s linear infinite;
 animation:spin 2s linear infinite;
 z-index:1001
}
#loader:before {
 content:"";
 position:absolute;
 top:5px;
 left:5px;
 right:5px;
 bottom:5px;
 border-radius:50%;
 border:3px solid transparent;
 border-top-color:#e74c3c;
 -webkit-animation:spin 3s linear infinite;
 animation:spin 3s linear infinite
}
#loader:after {
 content:"";
 position:absolute;
 top:15px;
 left:15px;
 right:15px;
 bottom:15px;
 border-radius:50%;
 border:3px solid transparent;
 border-top-color:#f9c922;
 -webkit-animation:spin 1.5s linear infinite;
 animation:spin 1.5s linear infinite
}


._nav{background-color: white; min-height: 100vh; width: 250px; float: left;}
._lbl {text-align: left !important; font-size: 12px; font-weight: bold; font-family: Tahoma;}