Reworked round 1 podium design to be closer to the original design.

Assets/Shaders/FrontfaceCulling.shader

@@ -3,6 +3,7 @@ Shader "Custom/FrontfaceCulling"
     Properties
     {
         _Color ("Color", Color) = (1,1,1,1)
+        _Expand ("Expand", Float) = 1.0
     }
     SubShader
     {
@@ -18,10 +19,12 @@ Shader "Custom/FrontfaceCulling"
             #pragma fragment frag
 
             fixed4 _Color;
+            float _Expand;
 
             struct Data
             {
                 float4 vertex : POSITION;
+                float4 normal : NORMAL;
                 float2 uv : TEXCOORD0;
             };
 
@@ -34,7 +37,7 @@ Shader "Custom/FrontfaceCulling"
             V2F vert(Data v)
             {
                 V2F o;
-                o.position = UnityObjectToClipPos(v.vertex);
+                o.position = UnityObjectToClipPos(v.vertex + (v.normal * _Expand));
                 o.screenPosition = ComputeScreenPos(o.position);
                 return o;
             }