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