How to Set Opacity of Images, Text & More in CSS

Learn how to make your background, images, text, borders, and colors partially or fully transparent to create contrast in your website design.

Use CSS ::before and ::after for simple, spicy image overlays

javascript - How to do a Read More over text with some transparency? - Stack Overflow

Basic and Bonus CSS Image-Overlay Effects

UI and UX Design, Opacity

Opacity CSS Property - Scaler Topics

How to Set Opacity of Images, Text & More in CSS

Transparent Background – Image Opacity in CSS and HTML

Semi-transparent background for Google presentation text box - Web Applications Stack Exchange

CSS Transition Opacity - javatpoint