Element block pseudo-element :before generated with display block border-radius box-sizing content-box float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default overflow hidden position static margin 0px height auto line-height 1 z-index auto font-size 16px font-weight normal width 160px transition transform padding 20px border 3px rgba(255,255,255,1) solid background box-shadow 1px 1px 1px rgba(0,0,0,0.3)