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