Question 1

What is em in typography?

Accepted Answer

Relative unit equal to current font size. If font is 16px, 1em = 16px. Scales with user settings.

Question 2

How do you convert em to pixels?

Accepted Answer

Multiply em by base font size. 1.5em at 16px base = 24px. Root em (rem) uses root font size.

Question 3

What's the difference between points and pixels?

Accepted Answer

Points (1/72 inch) are absolute size units for print. Pixels depend on screen resolution. At 96 DPI (common monitors): 1 point ≈ 1.33 pixels.

Question 4

Why do designers use different typography units?

Accepted Answer

Points/picas from traditional typesetting. Pixels for screen design. Em/rem for responsive web design. Each optimizes for different output media.

Em to Pixels Typography Converter - Free Online Tool

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