#loader {
    z-index: 1;
    margin: auto;
    border: 10px solid #e3e3e3;
    border-radius: 50%;
    border-top: 10px solid #1d1d1b;
    width: 50px;
    height: 50px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
}

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

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

#loadingAlert {
    z-index: 1;
    width: 100px;
    position: fixed;
    bottom: 30px;
    left: 50%;
    margin-left: -50px;
}