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