#formLoginAJAX {
    position: relative;
}

.shadow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: transparent;
    display: none;
    opacity: 0.8;
    width: 100%;
    height: 100%;
}

.lds-dual-ring {
    display: inline-block;
    width: 40px;
    height: 40px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.lds-dual-ring:after {
    content: " ";
    display: block;
    width: 32px;
    height: 32px;
    margin: 4px;
    border-radius: 50%;
    border: 4px solid #ff8d1b;
    border-color: #ff8d1b transparent #ff8d1b transparent;
    animation: lds-dual-ring 1.2s linear infinite;
}

@keyframes lds-dual-ring {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}