.layer1{ 
    position: absolute;
    background-color: chocolate;
    width: 170px;
    height: 100px;
}
.layer2{
    position: absolute;
    background-color: bisque;
    width: 170px;
    height: 100px;
    top: 70px;
    left: 60px;
}
.layer3{
    position: absolute;
    background-color: chartreuse;
    width: 170px;
    height: 100px;
    top: 95px;
    left: 45px;
}
.bild{
    position: absolute;
    height: 100px;
    width: 500px;
    top: 300px;
}