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