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