diff --git a/notebook_nueva/left_screen_mount.stl b/notebook_nueva/left_screen_mount.stl
index 46afeab..50c85ec 100644
Binary files a/notebook_nueva/left_screen_mount.stl and b/notebook_nueva/left_screen_mount.stl differ
diff --git a/notebook_nueva/lid.py b/notebook_nueva/lid.py
index df5d416..093253c 100644
--- a/notebook_nueva/lid.py
+++ b/notebook_nueva/lid.py
@@ -68,18 +68,8 @@ def model():
 
 def decorative_cover():
     model = cq.Workplane("XY").box(10, height, 1).edges("|Z").fillet(1)
-    vent = hex_vents(size=6, width=width * 0.9, height=height * 0.9)[0]
+    vent = hex_vents(size=6, width=width * 0.9, height=height * 0.9, density=0.775)[0]
 
-    model = extrude_shape2(
-        model=model,
-        face=">Z",
-        w=width,
-        h=height,
-        x_offset=0.05 * width,
-        y_offset=0.05 * height,
-        hole=vent,
-        depth=-1,
-    )
     model = extrude_shape2(
         model=model,
         face=">Z",
diff --git a/notebook_nueva/lid_cover.stl b/notebook_nueva/lid_cover.stl
index cc2d0a7..939be39 100644
Binary files a/notebook_nueva/lid_cover.stl and b/notebook_nueva/lid_cover.stl differ
diff --git a/notebook_nueva/right_screen_mount.stl b/notebook_nueva/right_screen_mount.stl
index f81da1c..54ad02c 100644
Binary files a/notebook_nueva/right_screen_mount.stl and b/notebook_nueva/right_screen_mount.stl differ
diff --git a/notebook_nueva/screen_mount.stl b/notebook_nueva/screen_mount.stl
index 70a4fed..a9b00be 100644
Binary files a/notebook_nueva/screen_mount.stl and b/notebook_nueva/screen_mount.stl differ
diff --git a/notebook_nueva/utils.py b/notebook_nueva/utils.py
index c26dfea..ecdeda6 100644
--- a/notebook_nueva/utils.py
+++ b/notebook_nueva/utils.py
@@ -32,7 +32,7 @@ def extrude_shape2(*, model, face, w, h, x_offset, y_offset, hole, depth):
     )
 
 
-def hex_vents(*, size, width, height):
+def hex_vents(*, size, width, height, density=0.85):
     # size is radius of the hexagon
     # Information about how this works:
     # https://www.redblobgames.com/grids/hexagons/
@@ -66,7 +66,7 @@ def hex_vents(*, size, width, height):
         {
             "x": 0,
             "y": 0,
-            "shape": cq.Sketch().push(vent_positions).regularPolygon(size * 0.85, 6),
+            "shape": cq.Sketch().push(vent_positions).regularPolygon(size * density, 6),
         }
     ]