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