Humidifier

FIG. 1 is a front view of an embodiment of the humidifier showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a top-left perspective view thereof; and,

FIG. 8 is a bottom-right perspective view thereof.

The broken lines in the figures are included for the purpose of illustrating portions of the humidifier and do not form any part of the claimed design.