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