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