/* LOADER */
#loaderBox {
	z-index: 999; 
	position: fixed; 
	top: 0; left: 0; 
	height: 100vh; 
	width: 100vw; 
	background-color: rgba(0, 0, 0, 0.5);
}
#loaderBox .center {
    position: fixed;
    height: 100px;
    width: 100px;
    top:calc(50% - 100px/2);
    left:calc(50% - 100px/2);
}

#loaderBox .loader:before, #loaderBox .loader:after {
    content: "";
    position: absolute;
    top: -10px;
    left: -10px;
    width: 100%;
    height: 100%;
    border-radius: 100%;
    border: 10px solid transparent;
    border-top-color: #3498db;
}

#loaderBox .loader:before {
    z-index: 100;
    animation: spin 1s infinite;
}

#loaderBox .loader:after {
    border: 10px solid #fff;
}

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

    100%{
        -webkit-transform: rotate(360deg);
        -ms-transform: rotate(360deg);
        -o-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}
/* LOADER */