CSS Box Shadow Generator - Visual Shadow Designer

A X-offset, Y-offset, blur radius, spread, and color with opacity.

A Inset creates an inner shadow instead of outer.

A Small X, moderate Y, medium blur, low opacity black.

A Generally, a single or a few simple CSS `box-shadow` properties have minimal impact on website performance. Modern browsers are highly optimized for rendering them efficiently. However, using numerous complex box shadows, especially if they are animated or applied to many elements, *can* incrementally increase rendering time. For optimal performance, use shadows judiciously and test on various devices.

A After visually designing your perfect box shadow using the generator, simply copy the complete CSS code displayed in the output area. Then, paste this `box-shadow` property and its values into the CSS ruleset of the specific HTML element you wish to style. You can add it directly to an inline style, an internal stylesheet `<style>` tag, or preferably, an external `.css` file linked to your web page for better organization and reusability.