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