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