Software⏱️ 1 min read📅 2026-06-02

How to Fix: Opacity CSS not working in IE8

Fix Opacity CSS not working in IE8. Use the filter property to achieve simil. Step-by-step guide included.

Quick Answer: Use the filter property to achieve similar effects: .slidedownTrigger { filter: alpha(opacity=50); }

This is the trigger text with a pointer cursor.

This works fine in Firefox and Chrome, but in IE8 the opacity doesn't change.

I've tried a variety of CSS settings without any success.

This is the trigger text with a pointer cursor.

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