video {
    max-width: 500px;
}

@media(min-width: 1100px) {
    .dreispalten {
        column-count: 3;
        column-gap: 2em;
        padding: 20px;
        line-height: 20px;
    }
}

.resultDiagram {
    display: flex;
    flex-direction: column;
}

.resultDiagram > * {
    align-self: center;
    max-width: 400px;
}