Learn how to create a blurry background image with CSS. Note: This example does not work in Edge 12, IE 11 or earlier versions. Try it Yourself » W3Schools is optimized for learning and training. Examples might be simplified to improve reading and learning. of all content.

2025年1月17日 · The backdrop-filter CSS property lets you apply graphical effects such as blurring or color shifting to the area behind an element. Because it applies to everything behind the element, to see the effect the element or its background needs to …

The backdrop-filter property is used to apply a graphical effect to the area behind an element. Tip: To see the effect, the element or its background must be at least partially transparent. Show demo . The numbers in the table specify the first browser version that fully supports the property.

2017年3月15日 · backdrop-filter is a CSS property used to blur the background of a specified element or area on a webpage. It can be used on divs, images and other elements. It is supported in Chrome and Firefox 103 and higher. Optional background-color can be used to make the background darker.

2024年6月20日 · In this article, we will learn how to blur background images using CSS, along with basic implementation examples. To blur a background image using CSS, you can utilize the filter property. The filter property is used to apply visual effects to elements. Syntax: background-image: url(your-image-url.jpg); filter: blur(10px);

2021年8月19日 · The backdrop-filter property allows you to eliminate this extra “background” element and apply filters to the backdrop directly: .foreground { backdrop-filter: blur(10px); } /* No .wrapper needed!

2020年2月27日 · If you want the blur to have a color, you’ll need to add the background property with an rgba value. Make sure that the alpha (opacity) is less than 1, so we can see through the color. Then we’ll add the magical backdrop-filter CSS property and give it a value of blur(8px) .

Learn different techniques for creating background blur effects in CSS, using both `filter: blur ()` and the more advanced `backdrop-filter`. This tutorial explains how to apply blur effects, control blur intensity, and prevent blurring of content using pseudo-elements, enabling you to create visually engaging and sophisticated web page designs.