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