modify the bar countertop on the left side of the picture under the interior window as follows the countertop must rest on the existing interior window sill the countertop must align exactly with the top surface of the window sill do not place the countertop below the window sill the countertop must appear structurally supported by the sill not floating or emerging from the wall extend the countertop slightly beyond the window opening on both the left and right sides the extension should be minimal and symmetrical keep the window sill height and wall exactly as they are do not change any other elements