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