plt.bar(x, y1, label="HR", color="#14342B")
plt.bar(x, y2, bottom=y1, label="Engineering", color="#60935D")
plt.bar(x, y3, bottom=y1 + y2, label="Marketing", color="#BAB700")
plt.bar(x, y4, bottom=y1 + y2 + y3, label="Sales", color="#F5E400")

plt.title("[DO] Employee Count Per Location And Department", loc="left", fontdict={"weight": "bold"}, y=1.06)
plt.xlabel("Office Location")
plt.ylabel("Count")

plt.legend(loc="upper right", ncol=4)
plt.ylim(top=320)
plt.show()