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