Скачать или смотреть How to Adjust Your CSS Background Size for Full-Screen Coverage

Learn how to use the `CSS background-size` property to ensure your background images cover the entire screen without leaving any white spaces.
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Ensuring a full-size background in CSS without leaving any white spaces can be easily achieved by using the background-size property.

What is background-size?

The background-size property in CSS specifies the size of the background images. It allows full control over how a background image gets scaled or resized. Here’s how you can ensure your background covers the full screen:

Syntax

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Key Values

cover: Scales the background image to be as large as possible so that the background area is completely covered by the image. The aspect ratio of the image is preserved.

contain: Scales the image to the largest size such that both its width and its height can fit inside the content area.

auto: The default value which maintains the original size of the background image.

length and percentage: Specify the width and height of the background image.

Example: Full-Screen Coverage

To ensure your background image covers the entire screen without any white spaces, you should use the cover value. Here’s an example:

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Additional Properties for Better Control

background-position: Centers the image in the viewport.

background-repeat: Ensures the image does not repeat (no-repeat).

Combining these properties gives you complete control over the appearance of your background image.

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By using the cover value in the background-size property, paired with background-position and background-repeat, you can ensure your background image covers the entire screen without leaving any white spaces. This approach ensures that your webpage looks seamless and professional.

Conclusion

The background-size property in CSS is versatile and powerful for ensuring full-screen background images. Use background-size: cover; to make sure your background images always cover the entire viewport, combined with background-position: center; and background-repeat: no-repeat; for the best results. This small adjustment can significantly enhance the visual appeal of your web pages.