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