This browser can't run the fluid engine. It needs WebGL with floating point textures. Chrome, Edge, Firefox, or Safari 16 and newer all work beautifully.
Someone made this for you: a piece of moving water, tuned by hand. Drag through it. It answers.
Mac: get the free Plash app from the App Store, click its menu bar icon, Add Website, and point it at this file (add ?wallpaper=1 to the address).
Windows: get Lively Wallpaper (free), click the plus, and drop this file in.
Phone: this file plays in any browser. The full Fluid Frontier app adds games, photos in the water, and designs of your own to send back.
scan with any camera · it copies a design code
paste it into Add a code in Fluid Frontier