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