Responsive typography plays a crucial role in creating a user-friendly website that adapts to different screen sizes and devices. To implement responsive typography effectively, consider the following tips and techniques:

1. Use CSS Media Queries: CSS media queries allow you to define different styles based on the characteristics of the device. By using media queries, you can set different font sizes, line lengths, or even change the font altogether for different screen sizes.

@media screen and (max-width: 768px) {
  body {
    font-size: 16px;
  }
}

2. Utilize Viewport Units: Viewport units are a relative measuring system that enables you to define font sizes based on the viewport dimensions. For example, vw stands for viewport width, and vh represents viewport height. This approach ensures that font sizes are responsive and adjust proportionally to the screen size.

h1 {
  font-size: 4vw;
}

3. Opt for Fluid Typography: Fluid typography is a technique where font sizes adjust smoothly within a predefined range. It allows text to resize fluidly as the viewport changes. CSS libraries like 'Fluidity' or 'Typeplate' can be used to implement fluid typography in your design.

These techniques will help you create a consistent and visually appealing typography experience across various devices and screen sizes. Remember, it's essential to test and fine-tune your typography across different scenarios to ensure optimal readability and user experience.