.flagga{
    background-color: yellow;
    width: 600px;
    height: 400px;
    position: relative;
}

.ruta1{
    background-color: blue;
    width: 200px;
    height: 150px;
}

.ruta2{
    background-color: blue;
    width: 300px;
    height: 150PX;
    top:0;
    right: 0;
    position:absolute
}

.ruta3{
    background-color: blue;
    width: 200px;
    height: 150px;
    bottom: 0;
    left: 0;
    position:absolute
}

.ruta4{
    background-color: blue;
    width: 300px;
    height: 150px;
    bottom: 0;
    right: 0;
    position: absolute;
}