Aqua is the graphical user interface, design language and visual theme of Apple's macOS and iOS operating systems. It was originally based on the theme of water, with droplet-like components and a liberal use of reflection effects and translucency. Its goal is to "incorporate color, depth, translucence, and complex textures into a visually appealing interface" in macOS applications.[2] At its intr
![Aqua (user interface) - Wikipedia](https://cdn-ak-scissors.b.st-hatena.com/image/square/0134d7a16e32fede024ca16c5234bed2faa928a4/height=288;version=1;width=512/https%3A%2F%2Fupload.wikimedia.org%2Fwikipedia%2Fen%2F7%2F78%2FMacosxpb.png)