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