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