I love HTML5
You can provide four values for:
Horizontal offset *move shadow left or right*
Vertical offset *move shadow up or down*
Blur: make shadow blurry
Color: change color of shadow
I love CSS3!!!!
You can provide five values for:
Horizontal offset
Vertical offset
Blur
Blur distance: make shadow spread
Color
I love the inset Box-Shadow!
You can make the shadow inside