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