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