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