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