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