Accessibility guidelines for HTML and CSS (to ensure WCAG 2.0 compliance)

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Introduction

Accessibility guidelines for HTML and CSS

1. General structure

1.1. Regions, headings and navigation menus

1.2. Order of content in the HTML source code

2. Metadata

2.1. Page title

2.2. Character encoding

3. Languages

3.1. Page language

3.2. Change of language

4. HTML grammar and semantics

4.1. Conformity

4.2. Usage of HTML tags and attributes

5. Images

5.1. Illustrative and decorative images

5.2. Informative images

5.3. Image maps

6. Links and buttons

6.1. Link and button headings

6.2. Download documents

6.3. New windows

7. Forms

7.1. Labels and form controls

7.2. Grouping and sorting information

7.3. Page title

7.4. CAPTCHA (anti-spam system)

8. Lists and quotations

8.1. Lists

8.2. Quotations

9. Tables

9.1. Formatting tables

9.2. data tables

10. CSS usage

10.1. hidden content

10.2. Changing the appearance and size of text

10.3. Access to information

11. Navigating with the keyboard

11.1. Tab order

11.2. Visibility of the focus position

12. Embedded content

12.1. Multimedia content

Appendixes