div.container{width:1200px;}.grid-1{width:100px;}.grid-2{width:200px;}.grid-3{width:300px;}.grid-4{width:400px;}.grid-5{width:500px;}.grid-6{width:600px;}.grid-7{width:700px;}.grid-8{width:800px;}.grid-9{width:900px;}.grid-10{width:1000px;}.grid-11{width:1100px;}.grid-12{width:1200px;}