.loader {
    position: fixed;
    z-index: 9999;
    top: 50%;
    left: calc(50% - 49px);
    transform: translate(-50%, -50%);
    width: 90px;
    height: 90px;
    animation: pulse 1.5s ease-in-out infinite;
    background: url('/images/811LogoExcavaciones.png') no-repeat center center;
    background-size: cover;
    display: none;
}

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

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

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }

    50% {
        transform: scale(1.2);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 0.7;
    }
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.15);
    z-index: 9998;
    display: none;
}

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

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