Element block pseudo-element :before generated with line-height 1 z-index auto box-sizing content-box cursor default transition font-weight normal float none margin 0px display block position static transform height auto box-shadow 0px 0px 1px rgba(0,0,0,0.5) font-size 16px padding 0px overflow visible background text-shadow border-radius width auto border 0px rgba(0,0,0,1) solid