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