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