$fn = 50;

border = 1;
plate_wh   = 80;
plate_h    = 1;
logo_wh    = plate_wh -  border;
base_t    = 0.2;
mask_t    = 0.8;
corner_r  = 1;
logo_file = "apple/apple-logo.svg";


svg_scale = 0.3;  

 group() {
    difference() {
        linear_extrude(height = plate_h) offset(r = corner_r) square([plate_wh - 2* corner_r, plate_wh - 2*corner_r], center =true);
        linear_extrude(height = plate_h) square([logo_wh,logo_wh], center = true);
    }
    difference() {
        linear_extrude(height = plate_h) square([logo_wh,logo_wh], center = true);
        translate([0,0,plate_h - mask_t])
        linear_extrude(height = plate_h) 
            scale(svg_scale) 
            import(logo_file, center = true);
    }  
}