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