I claim the ornamental design for a container, as shown and described.
FIG. 1 is a side perspective view showing my new design for a container;
FIG. 2 is a front view showing the design of FIG. 1;
FIG. 3 is rear view showing the design of FIG. 1;
FIG. 4 is a left side view showing the design of FIG. 1;
FIG. 5 is a right side view showing the design of FIG. 1;
FIG. 6 is a top view showing the design of FIG. 1;
FIG. 7 is a bottom view showing the design of FIG. 1;
FIG. 8 is an unfolded view showing the design of FIG. 1;
FIG. 9 is a front x-ray view showing the design of FIG. 1 within an outer container; and,
FIG. 10 is front view showing the design of FIG. 1 being removed from the outer container of FIG. 9.
The regular dash-dash lines are included for the purpose of illustrating portions of the container that form no part of the claimed design. The dash-dot-dash lines represent boundaries of the claimed design.