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