window.innerWidth=px
Example with equal column widths
col-2
col-2
col-2
col-2
col-2
col-2
col-1
col-1
col-1
col-1
col-1
col-1
col-1
col-1
col-1
col-1
col-1
col-1
Example with mixed column widths
Example with nested rows/columns
Example with different row heights