diff --git a/.gitignore b/.gitignore
index 1567411..f5470b1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 *.stl
+*.bgcode
diff --git a/HairDryerHolder.scad b/HairDryerHolder.scad
index b7a05d2..b5b18c6 100644
--- a/HairDryerHolder.scad
+++ b/HairDryerHolder.scad
@@ -1,12 +1,13 @@
 $fn = 50;
-height = 20;
-
+height = 10;
 
+durchmesser = 45;
+thickness = 10;
 
 
 difference() {
-    cylinder(height, 50, 50);
-    cylinder(height, 40, 40);
-    translate([30,0,height/2]) cube([50,20,height], center = true);
+    cylinder(height, (durchmesser+thickness)/2, (durchmesser+thickness)/2);
+    cylinder(height, durchmesser/2, durchmesser/2);
+    translate([30,0,height/2]) cube([50,30,height], center = true);
 }