FIG. 1 is a perspective view of a card with an ornamental rectangle and exhibiting an opacity gradient, showing my new design;

FIG. 2 is a front view of the card with an ornamental rectangle and exhibiting an opacity gradient of FIG. 1;

FIG. 3 is a rear view of the card with an ornamental rectangle and exhibiting an opacity gradient of FIG. 1;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

The numerals and indicia depicted by means of broken lines in the drawing figures have been shown for illustrative purposes only and form no part of the claimed design.