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