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