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