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