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