.sizechart{
  width: 100%;
}
.sizechart th, .sizechart td{
  text-align: center;
}
.chart-header-bg{
  background: #fafafa;
  border: 1px solid #ccc;
  padding:10px;
  position: relative;;
  text-align: center;
}
.chart-header{
  width: 80px;
}
.chart-data{
  text-align: center;
  vertical-align: middle;
  border: 1px solid #ccc;
}
.chart-data td, .chart-header-bg th{
  padding: 10px;
}