The latest articles on DEV Community by Veronica Lin (@veronicaaalin). https://dev.to/veronicaaalin https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4067663%2Fdf32a07d-4634-4cac-ad6d-d3b644579a13.jpg https://dev.to/veronicaaalin en Veronica Lin Sat, 08 Aug 2026 03:18:52 +0000 https://dev.to/veronicaaalin/designing-clean-roblox-guis-grid-contrast-and-the-3-click-rule-486a https://dev.to/veronicaaalin/designing-clean-roblox-guis-grid-contrast-and-the-3-click-rule-486a <h1> Designing Clean Roblox GUIs: Grid, Contrast, and the 3-Click Rule </h1> <p>A Roblox game lives or dies by its UI. Players decide in seconds whether a game "feels" polished, and most of that feeling comes from the interface — health bars, inventory, shop buttons, loading screens. Yet a lot of Roblox GUIs are cluttered, low-contrast, and hard to tap on mobile.</p> <p>Here are the rules I keep coming back to.</p> <h2> 1. Build on a grid, not by eye </h2> <p>Roblox Studio's <code>UIAspectRatioConstraint</code> + <code>UIGridLayout</code> let you snap elements to a grid instead of dragging them freehand. Freehand layout looks fine on your monitor and breaks on every other screen. Pick a base cell size (e.g. 80×80) and make everything a multiple of it.</p> <p>A white health bar on a light background is invisible. Aim for at least 4.5:1 contrast on text and key elements. Dark UI over a dark game scene? Add a stroke — <code>UIStroke</code> is cheap and fixes readability instantly.</p> <h2> 3. The 3-click rule </h2> <p>A player should reach any core action (equip, buy, start) in 3 taps or fewer. If your shop is 4 menus deep, players leave before they spend Robux. Flatten it: one main HUD, one overlay panel per feature.</p> <h2> 4. Mobile-first sizing </h2> <p>Most Roblox players are on phones. A button that's comfortable on desktop is often too small to tap reliably on a 6" screen — minimum touch target ~48×48 px. Size with <code>Scale</code>, not <code>Offset</code>, so the UI scales with the viewport.</p> <h2> 5. Reuse components </h2> <p>Don't rebuild a button 12 times. Make one button template (Frame + TextLabel + UIStroke + UICorner + LocalScript) and clone it. This is the single biggest time-saver in Roblox UI work.</p> <h2> The fast path </h2> <p>If you'd rather not hand-roll every panel, a <a href="https://gameuimaker.com/" rel="noopener noreferrer">Roblox GUI maker</a> lets you assemble common components and drop them straight into Studio — handy for prototyping before you commit to a fully custom design.</p> roblox gamedev ui lua Veronica Lin Fri, 07 Aug 2026 14:17:51 +0000 https://dev.to/veronicaaalin/how-to-add-an-authentic-vhs-effect-to-video-in-the-browser-2bm1 https://dev.to/veronicaaalin/how-to-add-an-authentic-vhs-effect-to-video-in-the-browser-2bm1 <p>If you've wanted that worn VHS look on a video without opening After Effects, here's what actually creates the effect and how to do it in the browser.</p> <h2> What makes footage look "VHS" </h2> <p>Four things do most of the work:</p> <ol> <li> <strong>Tracking lines</strong> — horizontal distortion bands that drift vertically.</li> <li> <strong>Chroma shift</strong> — the red/blue channels offset from green, visible at edges.</li> <li> <strong>Grain and noise</strong> — analog signal hiss, brighter in dark areas.</li> <li> <strong>Date stamp</strong> — that blocky timestamp in the corner.</li> </ol> <p>Strip any of these and it stops reading as VHS. Add all four and even a clean clip looks dubbed.</p> <h2> Browser approaches </h2> <p><strong>Canvas 2D</strong> — read each frame's pixels, shift the R and B channels a few pixels apart for chroma shift, overlay a noise pattern, and draw moving horizontal bands. Cheap and good enough for short clips.</p> <p><strong>CSS filters</strong> — for static polish, <code>filter: contrast() saturate() hue-rotate()</code> plus an animated noise overlay gets you 70% of the look with almost no code. No per-pixel work.</p> <p><strong>WebGL shaders</strong> — the convincing route. A fragment shader can do time-based distortion, real chroma aberration, and scanlines at 60fps. More setup, best result.</p> <h2> The shortcut </h2> <p>If you just want the result and not the implementation, run the clip through <a href="https://vhsfilter.com/vhs-video-filter/" rel="noopener noreferrer">this free online VHS video filter</a> — it applies the full effect (tracking, chroma shift, grain, date stamp) in the browser, no install, no upload to a server. Handy when you need one clip done fast.</p> <h2> Closing </h2> <p>The interesting thing about the VHS aesthetic is that it's entirely reproducible from four well-understood artifacts. Once you know which visual cue does what, you can implement it at whatever fidelity your stack allows — from a 10-line CSS version up to a full shader.</p> webdev beginners vibecoding