Accessibility &
Multi-Screen Design

Future/Current Technologies

Disclaimer

This course is not a W3C course.
Views expressed are my own.

Dies ist kein W3C-Kurs.
Alle Ansichten sind meine Eigenen.

Responsive Web Design

CSS Grids

CSS Layout Tools

Fallbacks & Overrides

@supports

Feature Queries

Grids allow for…

• reliable 2-dimensional layouts.
• mixing fixed-width elements with flexible ones (fr unit).
• redefining layout from the container – a more straight forward responsive workflow.
• layering items on the grid.

Progressive Web Applications

PWA

• Loads over HTTPS
• Use Service Workers to provide a offline access
• Prompt users to add to home screen
• Have mobile friendly layout
• Uses progressive enhancement
• Optimizes assets
• Provide enhanced a11y features

Service Worker

Basically a small proxy that handles URL requests and can act on them, for example serve a fallback page and caching assets.

Accessibility

The Accessible Smart Home

• Amazon Echo
• Google Home
• HomePod
• Nest Thermostats
• …

Smart Home Accessibility

• Voice Input
• Non-Voice Input
• Accessible configuration

Video Calling

Face Time, Google Duo, …

Software TTY

Teletypewriter

Augmented Reality

Color detection,

shapes/faces detection

Wearables

Watches, Glasses

Apple Watch: Visual

• VoiceOver
• Zoom
• Font Adjustment 
• Grayscale
• Extra Large Watch Face

Apple Watch: Hearing

• Taptic Feedback
• Scribble
• Mono Audio

Apple Watch: Physical/Motor

Social Media Accessibility

Captions

On YouTube, Facebook

Automatic Captions

On YouTube

Alternative Text

On Twitter

Automatic alternative Text

On Facebook

fin!