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