Raw CSS3

Advantages:

• Complete control over the design and layout of the website.
• Ability to create unique designs that are not possible with other frameworks.
• Small file size and fast loading times.

Disadvantages:

• Steep learning curve and requires a lot of time and effort to master.
• Difficult to maintain and update as the website grows in size and complexity.
• Not optimized for responsive design and can be difficult to make mobile-friendly.

Flexbox

Advantages:

• Easy to learn and use, even for beginners.
• Flexible and can be used to create complex layouts with ease.
• Optimized for responsive design and mobile-friendly websites.

Disadvantages:

• Not suitable for creating grid-based layouts.
• Browser compatibility issues with older browsers.
• Can be difficult to use for large and complex websites.

Tailwind

Advantages:

• Easy to use and can speed up development time.
• Optimized for responsive design and mobile-friendly websites.
• Large number of pre-built components and styles available.

Disadvantages:

• Can be difficult to customize and create unique designs.
• Large file size and slower loading times compared to raw CSS3.
• Not suitable for creating complex layouts and designs.