Interactive CSS box-shadow generator with real-time blur, spread, offset, and opacity controls. Design refined, modern elevation layers for cards and dialogs.
Replace harsh, muddy default shadows with soft, layered modern elevations inspired by Linear and Vercel design systems.
Experiment with negative spread values to create clean, grounded shadows without visual fuzz.
Copy exact box-shadow CSS parameters ready for UI component stylesheets.
iframe sandbox="allow-scripts..."依据《中文文案排版指北》规范，自动处理汉字与英文字母、数字之间的空格，智能纠正全角半角标点符号混用，支持多余空行清理与一键复制。
Secure 100% client-side JSON Web Token decoder and inspector. Color-coded Header, Payload, and Signature breakdown with expiration countdown without sending tokens to any server.
Design organic, smooth SVG wave dividers for modern landing pages. Customize wave complexity, amplitude, crest crests, and color fills with instant one-click SVG export.
Minimalist in-browser sprite editor for creating 16x16 retro pixel graphics. Choose from authentic 8-bit color swatches and export crisp PNG sprites with one click.