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