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