Summary
To blur the background when a dialog is open, create a div element with a class name "content" and place the page’s content inside it. Then, create a button element to fire the modal popup. After that, create HTML for the modal popup just after the content container.
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To apply the blur effect, use the CSS filter property with the blur value.
Additionally, use the backdrop-filter property to apply the blur effect to the background.
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Summary
First of all, create a div element with a class name "content" and place your page’s content inside it. This container will be blurred when the modal displayed. Also, create a button element that will be used to fire the modal popup.
After that, you need to create HTML for modal popup just after the content container.
Simple CSS Modal Window with Blur Background Effect - Codeconvey
codeconvey.com
dialog ::backdrop { background -color: darkorange; } The backdrop is selectable as a pseudo-element when an element is opened in the browser’s fullscreen mode. Bottom line: we get something to hook into…
::backdrop | CSS-Tricks - CSS-Tricks
css-tricks.com
