Step 4: Go under the Layer Menu under Layer Styles and choose Bevel and Emboss.
Change The Style to Emboss, Increase the depth to 300, Increase the Size to 21.
Change the Highlight Mode at the bottom to Normal and increase the amount to 100.
Change the Shadow Mode to Color Dodge and decrease the amount to 40.
Finally change the Shadow Color to White.
Try playing with these setting for different results.
( Size settings and amount of white will give greatest differences in results)