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