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