.wfa-loading {
    position: absolute;
    height: 150px;
    width: 150px;
    top: 50%;
    left: 50%;
    margin-left: -75px;
    margin-top: -75px;
}

.js-loading-indicator {
    display: block;
    position: absolute;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #3498db;
    border-right-color: #3498db;
    -webkit-animation: spin 2s linear infinite;
    -moz-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
    z-index: 1002;
    width: 100%;
    height: 100%;
}

.js-loading-indicator.double::before {
    content: "";
    position: absolute;
    border-radius: 50%;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border: 3px solid transparent;
    border-top-color: #e74c3c;
    -webkit-animation: spin 3s linear infinite;
    -moz-animation: spin 3s linear infinite;
    animation: spin 3s linear infinite;
}

.js-loading-indicator.triple::before, .js-loading-indicator.triple::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    border: 3px solid transparent;
}
.js-loading-indicator.triple::before {
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-top-color: #e74c3c;
    -webkit-animation: spin 3s linear infinite;
    -moz-animation: spin 3s linear infinite;
    animation: spin 3s linear infinite;
}
.js-loading-indicator.triple::after {
    top: 15px;
    left: 15px;
    right: 15px;
    bottom: 15px;
    border-top-color: #f9c922;
    -webkit-animation: spin 1.5s linear infinite;
    -moz-animation: spin 1.5s linear infinite;
    animation: spin 1.5s linear infinite;
}

@-webkit-keyframes spin {
    from {
        -webkit-transform: rotate(0);
    }
    to {
        -webkit-transform: rotate(360deg);
    }
}
@-moz-keyframes spin {
    from {
        -moz-transform: rotate(0);
    }
    to {
        -moz-transform: rotate(360deg);
    }
}
@keyframes spin {
    from {
        -webkit-transform: rotate(0);
        -moz-transform: rotate(0);
        -ms-transform: rotate(0);
        -o-transform: rotate(0);
        transform: rotate(0);
    }
    to {
        -webkit-transform: rotate(360deg);
        -moz-transform: rotate(360deg);
        -ms-transform: rotate(360deg);
        -o-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}