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