.caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
}


.loader {
    width: 120px;
    height: 120px;
    animation: spin 1s linear infinite;
}

.cargador {
    width: 50px;
    height: 50px;
    animation: spin 0.5s linear infinite;
}

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

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