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