Live preview Sliders
Flange Pressure Lever
A conic gauge face reads the regulator while the rail marks its own red zone near the top.
#zones CSS effects
2 free, pure-CSS effects match the "zones" tag. Each is copy-ready and needs no library or build step.
Live preview Sliders
Prairie Zone Slider
The rail is banded into low, mid and high zones with a matching legend underneath.