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