I claim the ornamental design for a toilet tank and lid, as shown and described.
FIG. 1 is a perspective view of a toilet tank and lid according to the claimed design;
FIG. 2 is a top elevational view of the toilet tank and lid shown in FIG. 1;
FIG. 3 is a front elevational view of the toilet tank and lid shown in FIG. 1;
FIG. 4 is a side elevational view of the toilet tank and lid shown in FIG. 1 (each side of the toilet tank and lid being a mirror image of the other); and,
FIG. 5 is a bottom elevational view of the toilet tank and lid shown in FIG. 1.