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