.loader-background {
    height: 100%;
    width: 100%;
    text-align: center;
    position: fixed;
    z-index: 100;
    background-color: #171717;
}

.loader {
      display: inline-block;
      width: 30px;
      height: 30px;
      position: relative;
      border: 4px solid #Fff;
      top: 50%;
      animation: loader 2s infinite ease;
}

.loader-inner {
    vertical-align: top;
    display: inline-block;
    width: 100%;
    background-color: #fff;
    animation: loader-inner 2s infinite ease-in;
}

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

    25% {
        transform: rotate(180deg);
    }

    50% {
        transform: rotate(180deg);
    }

    75% {
        transform: rotate(360deg);
    }

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

@keyframes loader-inner {
    0% {
        height: 0%;
    }

    25% {
        height: 0%;
    }

    50% {
        height: 100%;
    }

    75% {
        height: 100%;
    }

    100% {
        height: 0%;
    }
}

@keyframes fadeOut {
    0% {
        1;
    }
    100% {
        0;
    }
}

@media (prefers-reduced-motion: no-preference) {
    .loader-fade-out {
        animation: fadeOut 2s 1;
    }
}