.abovefold {
    background-image: linear-gradient(150deg, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%), url(../assets/grafiken/uebersicht/storyC1Schatten.jpg);
    background-size: cover;
    background-position:  center;
}

.keyvisual {
    background-image: url(../assets/grafiken/uebersicht/storyC2Schatten.jpg);
    background-size: cover;
    background-position: center;
}

.strategien-slide:nth-child(3) {
    display: none;
}