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