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