flex vs inline‑flex Demo - Online Container Behavior
Place two containers side by side to see how inline‑flex differs from flex. Understand block vs inline formatting.
UD5 Toolkit
Plan, track, and optimize your party expenses in real time
Total Budget
$5,000.00Actual Spent
$0.00Remaining
$5,000.00Under/Over
$5,000.00| Category | Item Description | Estimated | Actual | Difference | Notes | |
|---|---|---|---|---|---|---|
| Totals | $0.00 | $0.00 | $0.00 | |||
Place two containers side by side to see how inline‑flex differs from flex. Understand block vs inline formatting.
Explore the contents of the Cache Storage API for your domain. See cached requests and their sizes. Debug offline apps.
Write a generator function and step through it with next(). See values and done state. Understand iterators.
Create a shadow that appears when a container is scrollable. Pure CSS using background attachments. Copy the style easily.
Generate random truth questions and dares for game night. Categories for kids, teens, and adults. No repeats, all client-side fun.
Generate an <img> tag with the loading='lazy' attribute and optional low‑quality placeholder. Improve Core Web Vitals. Copy the snippet.
Enter the characters you need and generate a smaller font file from a TTF/OTF. Keep only the glyphs you use. Using harfbuzz WASM.
Simulate a traceroute by entering a destination IP. Learn about AS paths and latency. Does not send real packets; educational visualisation.
Enter a full URL and get all query parameters in a clean table with decoded values. Quickly see UTM and tracking params.
Build a conic gradient with any number of color stops. Visual editor. Ideal for creating pie charts or colorful spinners.
List assignments with estimated minutes. See total time and break into Pomodoro sessions. Stay motivated.
Select 10 clothing items and generate all possible outfit combinations. Visual grid. Travel light.
Divide your day into blocks with color codes. Drag tasks into slots. See free time at a glance.
Structure your episode with timed segments. Includes call to action notes. Export as text.
Plan scenes with a simple shot list and track frames taken. Calculate total play time. Local tool.
Enter number of children and see estimated cups, plates, party favors needed. Quick planning tool for birthday parties.
Based on home and destination time zones, suggests a light exposure/avoidance schedule to reduce jet lag. Educational tool, local only.
Plan your travel budget by entering flights, accommodation, meals, activities, transport. See cost breakdown and per-person share. Fully local.
Set any future date and see a live countdown in days, hours, minutes, seconds. Fun animated display. Save multiple countdowns locally.
Set a target weight and see estimated daily calorie deficit needed. Computes safe timeline based on 500-1000 kcal deficit. Includes BMR & TDEE estimation. Fully local.
Build a complete Event structured data with performer, location, and dates. Get Google‑ready JSON‑LD for tickets.
Fill in event details and generate 'Add to Calendar' links for Google, Outlook, and Yahoo, plus a downloadable .ics file.
Touch the screen and see the exact coordinates, radius, and force of each touch point. Indispensable for mobile web devs.
Press any key to see the complete KeyboardEvent properties: key, code, keyCode, modifiers. Indispensable for game & shortcut developers.
Create half‑hour time blocks for your day. Drag to resize and reorder. Export as image. All local.
Set three big tasks for the week, top priority, habit trackers, and notes. Print or screenshot. Minimalist.
Combine a Pomodoro timer with a built‑in to‑do list. Estimate pomodoros per task, track completed sessions, and see daily progress. All data stored locally.
Fill out a clean budget worksheet with income and expense categories. See totals and print. No data stored.
Create a simple seating chart by dragging desk icons and assigning names. Print or screenshot. Perfect for teachers.
Design a square foot garden by dragging vegetables into a grid. See companion planting warnings and spacing tips. Print plan.