.fullscreen-img { width: 1280px; } .fullcont-img { width: 1064px; } .halfcont-img { width: 524px; } .thirdcont-img { width: 262px; } .quartcont-img { width: 200px; } .floatleft-img { float: left; } .floatright-img { float: right; } .fullscreen-img > img, .fullcont-img > img, .halfcont-img > img, .thirdcont-img > img, .quartcont-img > img { width: 100%; }