Science Knowings: CSS Course For Social Media

CSS Accessibility

Welcome to CSS Accessibility

In today's session, we'll dive into CSS Accessibility, exploring best practices to ensure your websites are inclusive and accessible to all users. Let's get started!

Benefits of CSS Accessibility

Web accessibility benefits everyone! It improves user experience, enhances search engine optimization (SEO), and ensures compliance with legal requirements.

  • Improved user experience for people with disabilities
  • Increased audience reach
  • Better SEO rankings
  • Legal compliance

Color Contrast

Color contrast is crucial for readability. Ensure there's sufficient contrast between text and background colors. Use a contrast checker to verify accessibility.

body {
  color: #000;
  background-color: #fff;
}

Text Resizing and Readability

Make sure your text is resizable without breaking the layout. Use relative units like %, em, and rem to allow users to zoom in without losing readability.

p {
  font-size: 1.2rem;
}

Semantic HTML Elements

Use semantic HTML elements like <header>, <main>, and <footer> to provide context and structure for screen readers.

<header>
  <h1>Main Heading</h1>
</header>

Keyboard Accessibility

Ensure your website can be fully navigated using just a keyboard. Use tabindex to control focus and provide keyboard shortcuts.

a:focus {
  outline: 2px solid #f00;
}

WCAG 2.1 Conformance

Follow Web Content Accessibility Guidelines (WCAG 2.1) to ensure your website meets specific accessibility criteria.

<meta name="viewport" content="width=device-width, initial-scale=1">

Testing for Accessibility

Test your website for accessibility using tools like WAVE and aXe to identify and fix potential issues.

Accessibility Tools

Utilize assistive technologies like screen readers and magnifiers to simulate how users with disabilities experience your website.

<img src="image.png" alt="Image of a cat">

ARIA Attributes

Use ARIA (Accessible Rich Internet Applications) attributes to provide additional context for assistive technologies.

button aria-label="Submit Form">Submit</button>

Creating Accessible Forms

Make sure your forms are accessible by providing clear labels, error messages, and keyboard navigation.

<label for="username">Username</label>
<input type="text" id="username">

Responsive Design for Accessibility

Ensure your website is accessible on all devices by using a responsive design approach.

Next Topic: CSS Variables

In the next session, we'll explore CSS Variables, a powerful tool for managing and controlling your CSS styles across multiple elements and pages. Follow us to learn more!