body {
    background-color: red;
}
.gallericontainer {
    margin-left: 4%;
    margin-right: 4%;
    
    background-color: red;
}
.bilder {
    width: 360px;
    height: 400px;
}
.bilderF {
    width: 500px;
    height: 400px;
}
.bilderL {
    width: 360px;
    height: 400px;
}

.grid-container {
    display: grid;
    column-gap: 5px;
    row-gap: 5px;
}

.item1 {
    grid-column-start: 1;
    grid-column-end: 2;

    grid-row-start: 1;
    grid-row-end: 2;

}
.item2 {
    
    grid-column-start: 3;
    grid-column-end: 4;

    grid-row-start: 1;
    grid-row-end: 2;

}
.item3 {
    
    grid-column-start: 5;
    grid-column-end: 6;

    grid-row-start: 1;
    grid-row-end: 2;

}
.item4 {
    
    grid-column-start: 1;
    grid-column-end: 2;

    grid-row-start: 2;
    grid-row-end: 3;

}
.item5 {
    
    grid-column-start: 3;
    grid-column-end: 4;

    grid-row-start: 2;
    grid-row-end: 3;

}
.item6 {
    
    grid-column-start: 5;
    grid-column-end: 6;

    grid-row-start: 2;
    grid-row-end: 3;
}

.caption {
    color: white;
    display: block;
}