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