One of the most popular techniques for budgeting is 50/30/20, where you spend 50% of your income on your needs, 30% on your wants, and 20% on savings. Here's a template to get you started!
https://s3-us-west-2.amazonaws.com/secure.notion-static.com/05261cbc-97a1-4a34-b249-382f4f2774dc/503020.mp4
Another popular technique is zero-based budget. This technique is about spending every dollar you make, with a twist - spending includes paying off debts, saving money, and investing. Here's a template to get you started.