Container with cover

The design is the visual features of the container with cover shown in solid lines in the drawings, whether those features are features of one of shape, configuration, ornament or pattern or are a combination of any of these features. Fig. 1 is a top, front and left side perspective view of a container with cover showing the new design; Fig. 2 is a bottom, front and right side perspective view thereof; Fig. 3 is a top plan view thereof; Fig. 4 is a bottom plan view thereof; Fig. 5 is a left side elevation view, the right side being a mirror image thereof; Fig. 6 is a front elevation view, the rear elevation being a mirror image thereof; and Fig. 7 is a cross-sectional view taken along line 7-7 of Fig. 3. Drawings of the design are included.