What appears pristine and polished in one browser may devolve into a cacophony of broken layouts, misaligned elements, and dysfunctional features in another. One of the primary culprits behind cross-browser discrepancies is the inconsistent implementation of web standards. While the W3C diligently constructs specifications to promote interoperability and consistency, browser vendors often interpret these standards with varying degrees of fidelity. This dissonance gives rise to notorious compatibility issues, where a perfectly valid snippet of code may yield unpredictable results across different browsers. To navigate these treacherous waters, web designers employ an arsenal of strategies and techniques geared towards achieving maximum compatibility. Progressive enhancement, a cornerstone principle of web development, advocates for building robust, resilient designs that gracefully degrade in less capable environments. By starting with a core experience that functions reliably across all browsers and progressively enhancing it with advanced features for modern browsers, designers can ensure a consistent user experience regardless of the platform.