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