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## Headings

# Heading level 1

## Heading level 2

### Heading level 3

#### Heading level 4

##### Heading level 5

###### Heading level 6

## Grouped heading

Subtitle paragraph inside hgroup

## Text and inline elements

A normal paragraph with a fair amount of text so you can check line height, wrapping, and measure. It runs long enough to break across several lines in most containers, which is the whole point of including it here at all.

strong, b, em, i, u, s, del, ins, mark, small, H2O, x2, `inline code`, `Ctrl`+`C`, `output text`, variable, HTML, definition term, August 9, 2026, forty-two, short inline quote, Cited Work, إسم, reversed direction, 漢kan字ji

Links: internal anchor · absolute · relative · mailto · tel · new tab · download attr

> A block quotation. It contains its own paragraph and a nested quote so you can check indentation stacking.

> > Nested block quotation.

    #!/usr/bin/env bash
    set -euo pipefail

    for i in {1..3}; do
      printf 'iteration %d\n' "$i"
    done

    # a deliberately long line to force horizontal overflow: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Line break here,
after the break.

Word break opportunity: supercalifragilisticexpialidocious

Entities: & < > " ' © ® ™ — … € 😀

## Lists

### Unordered, nested

- First item
- Second item
  - Nested item
    - Deeply nested item
  - Another nested item
- Third item with a longer body of text so that it wraps onto more than one line and you can confirm the hanging indent behaves.

### Ordered variants

1. Default numbering
2. Second
   1. Lower alpha
   2. Second alpha

5. Reversed, starting at 5
6. Next
7. Next

### Description list

Term one
  Definition of the first term.
Term two
Term two, alias
  Definition covering both terms above.

### Menu

## Tables

Quarterly figures with spans and a footer
Region | Q1 | Q2 | Notes
--- | --- | --- | ---
North | 1,204 | 1,391 | Shared note spanning two rows
South | 988 | 1,022
East | Merged across two quarters | —
Total | 2,192 | 2,413 |

### Wide table (horizontal overflow)

A | B | C | D | E | F | G | H | I | J | K | L
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
value-1 | value-2 | value-3 | value-4 | value-5 | value-6 | value-7 | value-8 | value-9 | value-10 | value-11 | value-12

## Forms

Text inputs

Text

Search

Email

URL

Tel

Password

Number

Textarea
Multiline content here

Readonly

Disabled

Date, time, color, range, file

Date

Time

Datetime-local

Month

Week

Color

Range

File

Choices

Checked Unchecked Disabled

Option A Option B

Select

Multi-select

Output and buttons

Progress 60%

Meter 72

Computed output

## Media and embeds

### Inline SVG

### Figure with data-URI image

Figure caption describing the image above.

### Broken image (alt-text fallback test)

### Picture element

### Video and audio (sources intentionally missing)

Your browser does not support the video element. Your browser does not support the audio element.

### Canvas and iframe

## Interactive and semantic containers

Collapsed disclosure

Hidden content revealed on toggle.

Open disclosure

- With a list inside
- Second item

Non-modal dialog content.

### Article header

Article body content.

An aside nested inside the article.

Editable inline region

This paragraph has the hidden attribute and should not render.

## Edge cases

Very long unbroken token (overflow test):

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Long URL: https://example.com/a/very/long/path/segment/that/keeps/going/and/going?query=1&another=2&third=3#fragment-identifier

هذا نص عربي لاختبار الاتجاه من اليمين إلى اليسار.

זהו טקסט עברי לבדיקה.

日本語のテキストです。改行と折り返しの確認用。

Straßenverkehrsordnung — Grüße aus München

Emoji & combining: 👋🏽 👨‍👩‍👧‍👦 🇺🇸 é vs é (precomposed vs combining)

Zero-width chars between letters: a​b​c

Escaped tag text: <script>alert(1)</script>

Attribute with quotes: hover me

Empty elements follow:

Deep nesting:

Seven levels deep.

Inline element stress: all five at once

Inline style attribute (teal).

Element with classes and data attributes.