The ornamental design for a containerlid, as shown.
FIG. 1 is a top view of a container lid showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a side elevation view thereof; and
FIG. 4 is a front elevation view thereof.
The design is characterized by the extending tab on the container lid, said
tab being provided with a solid ridge on each edge and in the middle
thereof, all as best illustrated in FIGS. 1 and 2.