https://www.democrats.org/party-platform

infrastructure: https://www.democrats.org/party-platform#infrastructure

fossil fuels:

Democrats believe the tax code must reflect our commitment to a clean energy future by eliminating special tax breaks and subsidies for fossil fuel companies as well as defending and extending tax incentives for energy efficiency and clean energy. [...] We oppose drilling in the Arctic and off the Atlantic coast, and believe we need to reform fossil fuel leasing on public lands. We will phase down extraction of fossil fuels from our public lands, starting with the most polluting sources, while making our public lands and waters engines of the clean energy economy and creating jobs across the country. Democrats will work to expand the amount of renewable energy production on federal lands and waters, from wind in Wyoming to solar in Nevada. [...] Democrats believe the tax code must reflect our commitment to a clean energy future by eliminating special tax breaks and subsidies for fossil fuel companies as well as defending and extending tax incentives for energy efficiency and clean energy.

will give you tuition-free college. although it does mention debt-free college and tuition-free for working class.

Democrats are unified in their strong belief that every student should be able to go to college debt-free, and working families should not have to pay any tuition to go to public colleges and universities.