Update HUB75.md - panel sizes, known issues #500

	name: Auto-Build Documentation using MkDocs

	# Controls when the action will run. Triggers the workflow on push or pull request
	# events but only for the master branch
	on:
	push:
	branches: [main]

	jobs:
	build:
	name: Build and Deploy Documentation
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Main
	uses: actions/checkout@v2

	- name: Set up Python 3.7
	uses: actions/setup-python@v2
	with:
	python-version: '3.x'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install mkdocs-material

	- name: Deploy
	run: \|
	git pull
	mkdocs gh-deploy

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