Modern browsers now support dark mode, making it a great time to implement it on the web.A solid dark mode implementation should respect user preferences and define color schemes using custom properties.Incorporating prefers-color-scheme allows adjustments beyond color changes for improved readability in dark mode.To toggle dark mode, utilizing custom data attributes and JavaScript for saving user preferences is essential.Considerations for an 'auto' mode to revert to system preferences and ensure a smooth user experience.Transitioning between light and dark modes can be visually enhanced using view transitions and animations.Web Animations API or CSS Keyframes can both be used to create smooth transition effects for dark mode toggling.Animating the transition based on user interactions like mouse clicks provides a polished visual experience.CSS keyframes can be utilized to achieve a smooth reveal effect for transitioning between light and dark modes.Implementing dark mode with attention to details like transitions and user experience can enhance the aesthetics of a website.