body {
    /*background-color: hsl(142, 100%, 87.5%);*/
    background-color: #bfd2ff;
}
a, .logo {
    -webkit-animation: filter-animation 16s infinite;
    animation: filter-animation 16s infinite;
}

@-webkit-keyframes filter-animation {
    0% {
        -webkit-filter: hue-rotate(0deg);
    }

    50% {
        -webkit-filter: hue-rotate(360deg);
    }

    100% {
        -webkit-filter: hue-rotate(0deg);
    }
}

@keyframes filter-animation {
    0% {
        filter: hue-rotate(0deg);
    }

    50% {
        filter: hue-rotate(360deg);
    }

    100% {
        filter: hue-rotate(0deg);
    }
}