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