Fix index page style with multi-column #42

	# This starter workflow is for a CMake project running on a single platform. There is a different starter workflow if you need cross-platform coverage.
	# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-multi-platform.yml
	name: CMake on a single platform

	on:
	push:
	branches: [ "master" ]
	pull_request:
	branches: [ "master" ]

	env:
	BUILD_TYPE: RelWithDebInfo

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Install latest GCC
	run: \|
	sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
	sudo apt-get update
	sudo apt install -y g++-13 gcc-13
	sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 60 --slave /usr/bin/g++ g++ /usr/bin/g++-13

	- name: Install dependencies
	run: "sudo apt install -y curl libcurl4-openssl-dev sqlite3 libsqlite3-dev cmark libcmark-dev asciidoctor"

	- name: Configure CMake
	run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}

	# TODO: Remove this after
	# https://github.com/abdes/cryptopp-cmake/issues/125 is fixed.
	- name: Apply crypto-cmake workaround.
	run: patch --forward -u -p0 < cryptopp-cmake.patch

	- name: Build
	run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}

	- name: Test
	working-directory: ${{github.workspace}}/build
	run: ctest -C ${{env.BUILD_TYPE}} --output-on-failure

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