To add shadow to your web buttons:

1. Click on the Button Shadow tab.
2. Check the “Enable Botton Shadow” box.
3. Define the position of the button shadow by moving the “Horizontal” and “Vertical” sliders accordingly.
4. Define the color of the shadow by selecting the one you want from the color picker.
5. Finally, define the “Spread” and “Opacity” to customize the intensity and blur of the shadow implementation in your web button.