Rpd row overflow hidden padding 30px 0 border bottom 1px solid eee rpd row h3 font size22px rpd row img max width 100 rpd left float left width 475 padding right 25 rpd right float right width 50 rpd img text aligncenter acr contrast ratio is a measurement of the difference between the darkest black and the brightest white your monitor can display advanced contrast ratio is a feature that automatically adjusts contrast and brightnes