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