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