2 Variable Width side by side divs

gistfile1.scss

/* 
  The wider content that should fill all remaining width - this one will resize
*/
.fluid {
    width: 99%;
    display: table-cell;
}

/* 
  The narrower content that should take up all necessary space - this one will not resize
*/
.fill {
    white-space: nowrap;
    display: table-cell;
}