Unverified50% confidenceFactExact time
The concept of responsive design was proposed by Ethan Marcotte in 2010, with its core implementation relying on three technologies: fluid grid layouts, flexible images, and CSS3 media queries.
1
Sources
50%
Confidence
Long-term
Relevance
9/9/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe technical implementation of responsive design primarily relies on CSS Media Queries, flexible grid layouts (Flexbox/Grid), and fluid images71% similarUnverifiedDesign Tokens have become standard practice in mainstream tools such as Figma and Tailwind CSS.61% similarUnverifiedStarting with Claude 3, Anthropic introduced a tool-use protocol based on content blocks, treating tool calls as a separate content type handled using tool_use content blocks.60% similarUnverifiedBrowser-Use的技术架构分为三层：浏览器控制层、感知抽象层和AI决策层58% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/881366API
curl https://kongchang.com/api/v1/knowledge/claims/881366MCP
get_claim(id=881366)