{
  "@context": "https://schema.org",
  "@id": "https://webspecification.com/spec/performance/dynamic-viewport-units.jsonld",
  "@graph": [
    {
      "@type": "TechArticle",
      "@id": "https://webspecification.com/spec/performance/dynamic-viewport-units/#article",
      "headline": "Dynamic viewport units (dvh, svh, lvh)",
      "description": "On mobile, 100vh is taller than the screen because it ignores the browser's collapsing toolbar. Use dvh, svh, and lvh to size full-height elements to the viewport that is actually visible.",
      "url": "https://webspecification.com/spec/performance/dynamic-viewport-units/",
      "inLanguage": "en",
      "isPartOf": {
        "@type": "WebSite",
        "@id": "https://webspecification.com/#website",
        "name": "Web Specification Studio",
        "url": "https://webspecification.com"
      },
      "author": {
        "@type": "Person",
        "name": "Web Specification Studio",
        "url": "https://webspecification.com"
      },
      "publisher": {
        "@type": "Organization",
        "@id": "https://webspecification.com/#organization",
        "name": "Web Specification Studio",
        "url": "https://webspecification.com"
      },
      "license": "https://creativecommons.org/licenses/by/4.0/",
      "dateModified": "2026-06-08T00:00:00.000Z",
      "citation": [
        {
          "@type": "CreativeWork",
          "name": "CSS Values and Units Module Level 4 — Viewport-relative lengths",
          "url": "https://drafts.csswg.org/css-values-4/#viewport-relative-lengths",
          "publisher": {
            "@type": "Organization",
            "name": "W3C CSSWG"
          }
        },
        {
          "@type": "CreativeWork",
          "name": "MDN — Viewport-percentage lengths",
          "url": "https://developer.mozilla.org/en-US/docs/Web/CSS/Reference/Values/length#viewport-percentage_lengths",
          "publisher": {
            "@type": "Organization",
            "name": "MDN"
          }
        },
        {
          "@type": "CreativeWork",
          "name": "web.dev — The large, small, and dynamic viewport units",
          "url": "https://web.dev/blog/viewport-units",
          "publisher": {
            "@type": "Organization",
            "name": "web.dev"
          }
        }
      ]
    },
    {
      "@type": "BreadcrumbList",
      "@id": "https://webspecification.com/spec/performance/dynamic-viewport-units/#breadcrumb",
      "itemListElement": [
        {
          "@type": "ListItem",
          "position": 1,
          "name": "Home",
          "item": "https://webspecification.com/"
        },
        {
          "@type": "ListItem",
          "position": 2,
          "name": "Spec",
          "item": "https://webspecification.com/spec/"
        },
        {
          "@type": "ListItem",
          "position": 3,
          "name": "Performance",
          "item": "https://webspecification.com/spec/performance/"
        },
        {
          "@type": "ListItem",
          "position": 4,
          "name": "Dynamic viewport units (dvh, svh, lvh)",
          "item": "https://webspecification.com/spec/performance/dynamic-viewport-units/"
        }
      ]
    }
  ]
}