setLeftRightMargins
Sets the active horizontal margins (DECSLRM, CSI left ; right s).
left and right are 1-based inclusive columns per the DECSLRM convention. The request is ignored unless DECLRMM is active. Degenerate ranges are ignored. A successful margin change homes the cursor.
Parameters
left
Left margin column (1-based, inclusive).
right
Right margin column (1-based, inclusive).