body {
  padding-bottom: 12pt;
}

.section {
  margin: 0 auto;
  overflow: hidden;
  width: 960px;
}

.col-slim,
.col-half,
.col-most,
.col-full,
.col-one3rd,
.col-two3rd {
  clear: none;
  float: left;
  margin: 0;
  padding: 6px;
}

.col-slim { width:228px; }

.col-half { width:468px; }

.col-most { width:708px; }

.col-full { width:948px; }

.col-one3rd { width:308px; }

.col-two3rd { width:628px; }

/*
.col-slim { background-color:blue; }
.col-half { background-color:red; }
.col-most { background-color:green; }
.col-full { background-color:yellow; }
.col-one3rd { background-color:orange; }
.col-two3rd { background-color:purple; }
*/