The article discusses the perception of CSS trigonometric functions, specifically sin() and cos(), which have been labeled as the "most hated feature" in CSS according to the State of CSS 2025 survey. It aims to explain their practical applications in web design, focusing on how these functions can be utilized for creating circular and wavy layouts in CSS.

The article discusses five essential CSS functions that can enhance web design, focusing on their practical applications and benefits. It emphasizes the importance of leveraging these functions to create more dynamic and responsive styles in modern web development.