How can I blur the dynamic contents behind a div?

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backdrop-filter: drop-shadow
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Im working on a project with a full screen styled google maps page. Is there any way (css, jQuery, or other options...) to overlay a header and a slide-in sidebar with a blur effect similar to the iOS frosted/blur effect?

Im trying to achieve something like this. Sample blurred header

My problem is, because I don't control what is underneath the header and it constantly changes I can't use the 2 image trick to simulate a blurred background. Any suggestions?

Read this post and related link

The solution uses this steps.

  1. Render the HTML
  2. Duplicate the content area and convert it to canvas.
  3. Move the Canvas to the Header part
  4. Sync the scroll of the content with the canvas in the header

Down on the page is an example (the narrow one). There is some missing image or something else and it is a bit spilled but try scrolling. But I'm not sure about frequency of changes of the content you were mentioning. This could be causing serious performance issues. But try it.

I don't think of any other option to achieve very comlicated think you want.

Can you blur the content beneath/behind a div?, Possibly a duplicate of this question, in which case: you can pull this off with canvas and the StackBlurforCanvas library. See this. UPDATE: It looks like this� How can I blur the dynamic contents behind a div? 2. Text overlay opacity. 3. Making a div that blurs it's background. Related. 1766.

If you are loading in an external image, then could you load it into an svg container as a background and apply an feGaussianBlur filter? Not sure how much control over the markup you have.

A w3 Schools primer on the blur:

A jsfiddle ( not mine ):

Sample markup:

<svg id="svg-image-blur">
    <image x="0" y="0" id="svg-image" width="300" height="200" xlink:href="http://path/to.your/image.jpg" />

    <filter id="blur-effect-1">
        <feGaussianBlur stdDeviation="2" />


#svg-image-blur { height: 200px; width: 300px; }
#svg-image:hover { filter:url(#blur-effect-1); }

CSS Gaussian blur behind a translucent box, CSS Gaussian blur behind a translucent box { margin-top: 70px } </style> <div id="bg"> <div id="search"> <h2>Awesome freelancers But I only wanted to blur a selected area of it, while still allowing it to dynamically resize. We blur that layer, then place the black translucent box and it's contents on top. You can copy the dynamic content into a new element, with a clipping mask, and then blur the contents. – Jeremy Blalock Jul 25 '16 at 18:36 As of 2019, Chrome, Edge, Safari and Opera are already supporting backdrop-filter .

Would css blur work?

-webkit-filter: blur(5px);
-moz-filter: blur(5px);
-o-filter: blur(5px);
-ms-filter: blur(5px);
filter: blur(5px);

CSS - Blurred Background, I had to put backgrounds in cover size and center position on blur div to make it fit perfectly Duration: 7:49 Posted: Jan 14, 2018 The backdrop-filter property in CSS is used to apply filter effects (grayscale, contrast, blur, etc) to the background/backdrop of an element.The backdrop-filter has the same effect as the filter property, except the filter effects are applied only to the background and instead of to the element’s content.

Use backdrop-filter, it is now supported by many browsers:

backdrop-filter: saturate(180%) blur(20px);
-webkit-backdrop-filter: saturate(180%) blur(20px);    

How to blur the content behind a div in HTML/CSS (read details , Just take that class and apply it to that div like so: <div class="blur" />. In my case I created a custom modal that, when opened, would blur the contents of the� 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 you must make the element or its background at least partially transparent.

Image Blur Texture, Create a slick blurred texture using CSS transforms or Canvas. <div class=" hero"> <img class="hero__background" src="image.jpg"> <h1 What we'll be doing is drawing our image to the canvas, stretching it out, and then blurring its contents. There are ways using JavaScript to dynamically change a canvas's pixel� See how to use the tag to group HTML elements and style them with CSS, how to apply class, id, style, and other attributes to tag. Try Examples.

Blur background behind text css, Begin by creating a div with a class of . blur The blur radius / range in pixels only wanted to blur a selected area of it, while still allowing it to dynamically resize. to the contents behind this panel during composition. backdrop-filter: blur(5px);� The blur event occurs when an element loses focus. The blur() method triggers the blur event, or attaches a function to run when a blur event occurs. Tip: This method is often used together with the focus() method.

Css Blur Background Behind Div posted by Ryan Simpson, See the handpicked Css Blur Background Behind Div images and share with your frends and How Can I Blur The Dynamic Contents Behind A Div Stack. A simple, lightweight vanilla JavaScript library that lets you create a modal window while blurring the background content to focus your user’s attention on modal content. How to use it: The html structure for the modal window.