.layer {
    overflow: hidden !important;
    position: relative;
}

.layer-bg {
    visibility: hidden;
}

.layer-zwecke img {
    visibility: hidden;
    position: absolute;
    top: 0;
    left: 0;
    animation-name: zwecke;
    animation-duration: 3.9s;
    animation-iteration-count: infinite;
}

.layer-zwecke img:nth-child(1) {
    animation-delay: 0s;
}

.layer-zwecke img:nth-child(2) {
    animation-delay: 1.3s;
}

.layer-zwecke img:nth-child(3) {
    animation-delay: 2.6s;
}

.layer-header img {
    visibility: hidden;
    position: absolute;
    top: 0;
    left: 0;
    animation-name: header;
    animation-duration: 7.8s;
    animation-iteration-count: infinite;

}

.layer-header-sm img {
    visibility: hidden;
    position: absolute;
    top: 0;
    left: 0;
    animation-name: header;
    animation-duration: 7.8s;
    animation-iteration-count: infinite;

}

.layer-header img:nth-child(1) {
    animation-delay: 0s;
}

.layer-header img:nth-child(2) {
    animation-delay: 1.3s;
}

.layer-header img:nth-child(3) {
    animation-delay: 2.6s;
}

.layer-header img:nth-child(4) {
    animation-delay: 3.9s;
}

.layer-header img:nth-child(5) {
    animation-delay: 5.2s;
}

.layer-header img:nth-child(6) {
    animation-delay: 6.5s;
}

.layer-header-sm img:nth-child(1) {
    animation-delay: 0s;
}

.layer-header-sm img:nth-child(2) {
    animation-delay: 1.3s;
}

.layer-header-sm img:nth-child(3) {
    animation-delay: 2.6s;
}

.layer-header-sm img:nth-child(4) {
    animation-delay: 3.9s;
}

.layer-header-sm img:nth-child(5) {
    animation-delay: 5.2s;
}

.layer-header-sm img:nth-child(6) {
    animation-delay: 6.5s;
}

@keyframes zwecke {
    0% {
        visibility: visible;
    }

    33.33% {
        visibility: hidden;

    }

    100% {
        visibility: hidden;
    }
}

@-webkit-keyframes zwecke {
    0% {
        visibility: visible;
    }

    33.33% {
        visibility: hidden;

    }

    100% {
        visibility: hidden;
    }
}

@keyframes header {
    0% {
        visibility: visible;
    }

    16.67% {
        visibility: hidden;

    }

    100% {
        visibility: hidden;
    }
}

@-webkit-keyframes header {
    0% {
        visibility: visible;
    }

    16.67% {
        visibility: hidden;

    }

    100% {
        visibility: hidden;
    }
}

@keyframes header-sm {
    0% {
        visibility: visible;
    }

    20% {
        visibility: hidden;

    }

    100% {
        visibility: hidden;
    }
}

@-webkit-keyframes header-sm {
    0% {
        visibility: visible;
    }

    20% {
        visibility: hidden;

    }

    100% {
        visibility: hidden;
    }
}