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