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