+module base() {
+ translate([ 0, base_height/2 + base_margin, -base_thick/2 ])
+ intersection() {
+ cube(center=true,
+ [ base_width, base_height, base_thick+10 ]);
+ union() {
+ difference() {
+ cube(center=true, [ 200,200,200 ]);
+ cube(center=true,
+ [ base_width - base_edgewidth*2,
+ base_height - base_edgewidth*2,
+ base_thick + 15 ]);
+
+ }
+ slashes();
+ mirror([1,0,0]) slashes();
+ }
+ }
+// translate([-base_width/2, base_margin, -base_thick*2])
+// cube(center=false, [base_width,base_height,base_thick+10]);
+}