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