CSS Glassmorphism Generator
Design sleek modern frosted glass cards with backdrop-filter blur, saturation boost, luminous border accents, and real-time background texture testing.
Glassmorphism requires visual elements behind it to reveal the frosted glass effect:
Frosted Glass
CSS backdrop-filter rendering over vibrant shapes.
/* Glassmorphism CSS */Curated Glassmorphism Presets
Click any preset to apply popular glass designs instantly.
How to Use the Glassmorphism Generator
Balance Blur & Opacity
The key to genuine glassmorphism is keeping background opacity low (15% to 30%) and backdrop blur between 12px and 24px.
Add the 1px Border Highlight
A subtle 1px semi-transparent white border simulates light catching the bevel of glass, making the layer immediately stand out.
Copy Vendor Prefixes
CSSCraft automatically outputs -webkit-backdrop-filter alongside standard backdrop-filter for full Safari compatibility.
CSS Backdrop-Filter Architecture & Safari Support
Vendor Prefixes Included
Safari and iOS WebKit require -webkit-backdrop-filter. CSSCraft automatically pairs both properties in every copy.
Saturation Boost
Adding saturate(180%) prevents background colors from looking dull or washed out when blurred through white tinting.
High Performance Compositing
Modern GPU layers handle backdrop blur efficiently without triggering expensive DOM reflows or repaints.
Frequently Asked Questions
Backdrop-filter blur operates on the pixels underneath the element. If the background behind the card is flat white or solid black, blurring those pixels produces no visible distortion. Glassmorphism looks best over vibrant gradients, patterns, or photography.
Yes. All modern desktop and mobile browsers (Chrome, Edge, Safari, Firefox, Opera) support backdrop-filter natively.