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