Скачать или смотреть How to Set a Full-Screen Background Image for Your Web Page

Discover how to easily set a full-screen background image for your web page using HTML and CSS, ensuring it's perfectly centered and allows you to feature other content on top.
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This video is based on the question https://stackoverflow.com/q/75859950/ asked by the user 'Mike Dyson' ( https://stackoverflow.com/u/21504110/ ) and on the answer https://stackoverflow.com/a/75860370/ provided by the user 'Michael Knightly' ( https://stackoverflow.com/u/16775568/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

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Setting a Full-Screen Background Image for Your Web Page

Creating an engaging web page design often involves the effective use of background images. If you’re working on a game or any interactive web app and want to set a full-screen background image that appears at the back of your page, you might find it challenging to get everything working perfectly. This post will guide you step-by-step on how to achieve this using HTML and CSS.

The Problem: How to Center and Cover the Background Image?

When you want a background image to fill the entire viewable area of a web page while ensuring your content is displayed prominently on top, it's crucial to have a solid understanding of how to manipulate your HTML and CSS. The goal is to:

Center the image.

Make sure it covers the full height and width of the page.

Ensure it serves as an underlayer to your content.

The Solution: Step-by-Step Guide

1. HTML Structure

First, you'll want to set up your basic HTML structure. Here’s a simple example of how to do this:

[[See Video to Reveal this Text or Code Snippet]]

The # sky div will house the background image.

The # ground, # character, and other game elements will overlay this background.

2. CSS Styles

Next, you need to apply CSS to ensure your background behaves as desired:

[[See Video to Reveal this Text or Code Snippet]]

Key Points to Note

Background Image: We declare a background-image for the # sky div. Using background-size: cover makes sure the image scales while maintaining its aspect ratio, covering the entire div.

Layout Mechanics: The height for the # sky is set to fill the viewport minus the height of the # ground, ensuring that the game elements don't overlap improperly with the background.

Absolute Positioning for Score: To prevent the score display from pushing your layout out of place, we position it absolutely.

Conclusion

Setting up a full-screen background image doesn't have to be complicated. With the right structure in your HTML and CSS, you can create a visually appealing interface that places your game content prominently while allowing it to shine against a beautiful backdrop.

Now, you can enhance the aesthetics of your game by following these easy steps. Try it out and see how it transforms your web page!