$fn=128;
union()
{   color("white")
    cube([72,45,0.5]);
}
{
    translate( [0, 1, 0.5] ) // podnosi o 1mm w osi Z
    {   color("black")
        linear_extrude(height = .5, center = false)
            {
                import( "MM.svg" );
            }
    }
}