HTML Page Width and Height Settings

Use CSS `@property` with `tan(atan2(var(--_w),1px))` for screen width and `tan(atan2(var(--_h),1px))` for height, resulting in unitless pixel ...

CSS can define properties, do the math, and even directly get the window size! This article will show you how to do it.

Media queries allow you to apply CSS styles depending on a device's media type (such as print vs. screen) or other features or characteristics.

You can use device-width which will test of the screen's width in px. That however is not entirely recommended. Use max-width and min-width (for the viewport) ...

This link help you very much to resolve. To get the screen resolution you need to use Javascript instead of CSS: Use screen. height for height ...

What are CSS media queries? Learn to use the max-width and min-width properties to code responsive emails for different device screen sizes.

CSS media queries are a powerful tool for achieving this. It allows you to apply different styles based on specific conditions such as screen size, resolution, ...

Find you one of those sites that tells you the screen size (in css pixels) and test your different devices to see what it tells you. Upvote

Media queries can be used to check many things, such as: width and height of the viewport; width and height of the device; orientation (is the tablet/phone in ... CSS min-block-size property · CSS @namespace Rule · The @media Rule

Media query is a CSS technique introduced in CSS3. It uses the @media rule to include a block of CSS properties only if a certain condition is true.