Element block pseudo-element :before generated with border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition float none transform box-sizing content-box overflow hidden border-radius line-height 1 display block background padding 20px z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto width 160px font-weight normal cursor default margin 0px font-size 16px position static