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