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EVA CSS, the fluid framework

The in-house fluid sizing framework: one design intent held from the smallest screen to the largest.

3 projects · 1 experiment · 5 notes

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Reach.cat
Project

Reach.cat

Paid clips, explained before they are sold.

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Work

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MIA
2024
MIA

Access management for a small business, made legible in one page.

Front-endNo-codeCMSEVA CSS
Florian Ronzi
2025
Florian Ronzi

A CTO's portfolio, in black and in relief.

UI UX designFront-endSCSSEVA CSS

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EVA CSS
Open source

EVA CSS

A 100% fluid sizing system, not responsive: the scale breathes between its bounds instead of jumping from step to step. 99% fewer breakpoints.

SCSSFluid CSSEVA CSS
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Notes

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03 SEPT 2026Four tracks that are not equalA track written 0.236fr is not 0.236 wide. That is the kind of detail golden-grid rests on, the layout component I have just published in eva-css-fluid 2.6.0.…
EVA CSSCSSUI UX design
02 SEPT 2026Writing the docs debugged the frameworkMy reference file for EVA CSS stated that font sizes are written var--24. It is var--fs-24. Both exist, they do not clamp the same way, and I published that…
EVA CSSAIMethod
02 AUG 2026What responsive still costsOpen the stylesheet of any site delivered this year. You will almost always find the same thing: three or four breakpoint widths, and under each of them, the…
Fluid CSSEVA CSSFront-end
01 AUG 2026A theme fits in two numbersI spent years writing my palettes as lists. A light theme, a dark theme, eight roles on each side, and the slightest change of background forcing me to realign…
CSSEVA CSSUI UX design
22 JUL 2026The old dream of fluid CSSI spent fifteen years working around the same problem. A piece of text, a margin, a grid: three values that should grow with the screen, and no tool to do it…
CSSFluid CSSEVA CSS

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UI UX design48Front-end24SCSS9CMS8No-code8Motion design7Fluid CSS6Method6Strategy6AI4CSS4Open source4Performance3Prototype2Audit1Automation1Redesign1Shopify1
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