#ffffffPage and masthead
YouTube / Public web reference / 2026.09
The system gets its character from media geometry, Roboto, controlled density and quiet neutral controls.
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#ffffffPage and masthead
#0f0f0fTitles, active chip, main actions
#606060Counts, channel metadata, support copy
#f2f2f2Neutral chips and quiet actions
#f8f8f8Observed search submit background
#d3d3d3Search and separators
#065fd4Navigation and sign-in actions
#ff0033Brand marks and progress only
Page title: 32px/40px · 700Section title: 22px/30px · 600Video title: 18px/26px · 400Body: 14px/20px · 400Control: 14px/20px · 500Metadata: 12px/18px · 400Use Roboto with Arial and sans-serif fallbacks. Preserve Roboto Condensed or YouTube Sans only where a captured font declaration and a matching occurrence support it. The custom wordmark is an asset, never typeset text. Numeric durations use fixed-width fields; avoid changing a title’s font weight to signal selection.
| Contract | Value | Ownership |
|---|---|---|
| Masthead | 56 px | Shell owns height; controls align centrally. |
| Guide | 240 px expanded | Shell owns content offset; guide owns row padding. |
| Search field | 40 px outer height; 64 px submit segment | Input text is 16 px / 22 px with 1 px vertical input padding in the captured desktop state. |
| Action | 40 px height; 16 px horizontal inset | Button owns its content inset. Adjacent groups own gaps. |
| Filter chip | 32 px height; 8 px between chips | Row owns gap; label padding belongs inside chip. |
| Media | 16:9 video; portrait Shorts | Container owns aspect ratio. Crop with object-fit:cover; no stretched artwork. |
| Radii | 12 px media; 8 px chips; 999 px pills | Local alias values; source exceptions stay in the geometry ledger. |
| Guide breakpoint | 800 px local drawer threshold | Documentation shell choice. Product recipe breakpoints are defined separately in product.css. |
| Focus | 3 px blue outline; 3 px offset | Local accessibility treatment. Do not infer it as the exact YouTube focus contract. |
An unusually long video title about the night sky, telescopes, and the patient work behind a single photograph
Wissenschaftliche Beobachtungen für einen außergewöhnlich klaren Abend
اكتشف مقاطع فيديو جديدة وتابع القنوات التي تهمك
Missing creator name → Channel unavailable. Missing duration → omit the duration badge. Never render “undefined”.
Titles can wrap. In compact collections, use a documented two-line clamp and keep the full title in the accessible link name. Do not place essential eligibility or error information in truncated text. Use logical inline properties for mirrored layouts. A 200% text-size increase must retain controls and readable copy.
:root {
--yt-bg: #fff;
--yt-fg: #0f0f0f;
--yt-muted: #606060;
--yt-panel: #f2f2f2;
--yt-blue: #065fd4;
--yt-red: #ff0033;
--header-height: 56px;
--guide-nav: 240px;
}Retrieve local font declarations · Retrieve guide CSS · Retrieve product recipe CSS