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