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