Element block pseudo-element :before generated with z-index auto height auto width 160px padding 20px font-weight normal float none transform border 0px rgba(0,0,0,1) solid font-size 16px margin 0px line-height 1 position static cursor default overflow hidden display block box-sizing content-box transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius box-shadow 3px 3px 4px rgba(0,0,0,0.4) background