Consistently getting accuracy = 0.1000 for all 5 epochs despite in Week 2 Lab 1 hands on FMNIST assignment

Epoch 1/5 1875/1875 [==============================] - 16s 8ms/step - loss: 0.0017 - accuracy: 0.1000 Epoch 2/5 1875/1875 [==============================] - 16s 9ms/step - loss: 1.4608e-07 - accuracy: 0.1000 Epoch 3/5 1875/1875 [==============================] - 15s 8ms/step - loss: 4.0482e-08 - accuracy: 0.1000 Epoch 4/5 1875/1875 [==============================] - 15s 8ms/step - loss: 1.6066e-08 - accuracy: 0.1000 Epoch 5/5 1875/1875 [==============================] - 15s 8ms/step - loss: 6.8761e-09 - accuracy: 0.1000

<keras.callbacks.History at 0x7feda1e31ed0>

The parameters I used in the model are exactly same as in Coursera video and github ipynb. Please advice.

Please click my name and message your notebook as an attachment.