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