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