Update viewer.js

viewer.js

@@ -202,7 +202,7 @@ export async function initializeViewer(config, instanceId) {
     //glossyRedMat.useDynamicRefraction = true;
     glossyRedMat.refraction= 0.8;
     glossyRedMat.refractionIndex = 1.5;
-    glossyRedMat.thickness = 0.05;
+    glossyRedMat.thickness = 5;
     glossyRedMat.thicknessMap = thickness;
     glossyRedMat.opacityMap = op;
     glossyRedMat.opacityMapChannel = "r";