Element block pseudo-element :after generated with float none border 9px rgba(0,0,0,1) solid background transition box-sizing content-box display block padding 20px z-index auto transform font-size 16px font-weight normal cursor default border-radius height auto line-height 1 margin 0px width 160px overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static text-shadow 1px 1px 1px rgba(0,0,0,0.2)