diff --git a/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
index 1223aae905..616241e004 100644
--- a/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
@@ -39,6 +39,11 @@ bool BlockFormattingContext::is_initial() const
     return is<InitialContainingBlock>(root());
 }
 
+float BlockFormattingContext::automatic_content_height() const
+{
+    return compute_auto_height_for_block_formatting_context_root(m_state, root());
+}
+
 void BlockFormattingContext::run(Box const&, LayoutMode layout_mode)
 {
     if (is_initial()) {
diff --git a/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.h b/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.h
index 00636684ed..d8559c166e 100644
--- a/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.h
@@ -23,6 +23,7 @@ public:
 
     virtual void run(Box const&, LayoutMode) override;
     virtual void run_intrinsic_sizing(Box const&) override;
+    virtual float automatic_content_height() const override;
 
     bool is_initial() const;
 
diff --git a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
index cc6a319356..bef6c052d5 100644
--- a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
@@ -52,6 +52,11 @@ FlexFormattingContext::FlexFormattingContext(LayoutState& state, Box const& flex
 
 FlexFormattingContext::~FlexFormattingContext() = default;
 
+float FlexFormattingContext::automatic_content_height() const
+{
+    return m_state.get(flex_container()).content_height();
+}
+
 void FlexFormattingContext::run(Box const& run_box, LayoutMode layout_mode)
 {
     VERIFY(&run_box == &flex_container());
diff --git a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h
index 5b53852a76..87458d240e 100644
--- a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h
@@ -19,6 +19,7 @@ public:
     virtual bool inhibits_floating() const override { return true; }
 
     virtual void run(Box const&, LayoutMode) override;
+    virtual float automatic_content_height() const override;
 
     Box const& flex_container() const { return context_box(); }
 
diff --git a/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
index d6b764b426..c71ab6e83f 100644
--- a/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
@@ -103,6 +103,7 @@ OwnPtr<FormattingContext> FormattingContext::create_independent_formatting_conte
                 : FormattingContext(Type::Block, state, box)
             {
             }
+            virtual float automatic_content_height() const override { return 0; };
             virtual void run(Box const&, LayoutMode) override { }
         };
         return make<ReplacedFormattingContext>(state, child_box);
@@ -144,6 +145,7 @@ OwnPtr<FormattingContext> FormattingContext::create_independent_formatting_conte
                 : FormattingContext(Type::Block, state, box)
             {
             }
+            virtual float automatic_content_height() const override { return 0; };
             virtual void run(Box const&, LayoutMode) override { }
         };
         return make<DummyFormattingContext>(state, child_box);
diff --git a/Userland/Libraries/LibWeb/Layout/FormattingContext.h b/Userland/Libraries/LibWeb/Layout/FormattingContext.h
index 6ab8ff073e..3597bf4a38 100644
--- a/Userland/Libraries/LibWeb/Layout/FormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/FormattingContext.h
@@ -26,6 +26,9 @@ public:
 
     virtual void run(Box const&, LayoutMode) = 0;
 
+    // This function returns the automatic content height of the context's root box.
+    virtual float automatic_content_height() const = 0;
+
     Box const& context_box() const { return m_context_box; }
 
     FormattingContext* parent() { return m_parent; }
diff --git a/Userland/Libraries/LibWeb/Layout/GridFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/GridFormattingContext.cpp
index a0e7c4ed52..c9f68f9c2f 100644
--- a/Userland/Libraries/LibWeb/Layout/GridFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/GridFormattingContext.cpp
@@ -1002,7 +1002,12 @@ void GridFormattingContext::run(Box const& box, LayoutMode)
     float total_y = 0;
     for (auto& grid_row : grid_rows)
         total_y += grid_row.base_size;
-    box_state.set_content_height(total_y);
+    m_automatic_content_height = total_y;
+}
+
+float GridFormattingContext::automatic_content_height() const
+{
+    return m_automatic_content_height;
 }
 
 }
diff --git a/Userland/Libraries/LibWeb/Layout/GridFormattingContext.h b/Userland/Libraries/LibWeb/Layout/GridFormattingContext.h
index c0bf6ad72e..05696a3d38 100644
--- a/Userland/Libraries/LibWeb/Layout/GridFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/GridFormattingContext.h
@@ -18,6 +18,10 @@ public:
     ~GridFormattingContext();
 
     virtual void run(Box const&, LayoutMode) override;
+    virtual float automatic_content_height() const override;
+
+private:
+    float m_automatic_content_height { 0 };
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
index 6640229e4d..c6f5069232 100644
--- a/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
@@ -78,6 +78,11 @@ float InlineFormattingContext::available_space_for_line(float y) const
     return space.right - space.left;
 }
 
+float InlineFormattingContext::automatic_content_height() const
+{
+    return compute_auto_height_for_block_formatting_context_root(m_state, containing_block());
+}
+
 void InlineFormattingContext::run(Box const&, LayoutMode layout_mode)
 {
     VERIFY(containing_block().children_are_inline());
diff --git a/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.h b/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.h
index 0eeb452aa7..e5dd3a29ed 100644
--- a/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.h
@@ -24,6 +24,7 @@ public:
     BlockContainer const& containing_block() const { return static_cast<BlockContainer const&>(context_box()); }
 
     virtual void run(Box const&, LayoutMode) override;
+    virtual float automatic_content_height() const override;
 
     void dimension_box_on_line(Box const&, LayoutMode);
 
diff --git a/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.cpp
index d9ce91c9c8..e7cf8757fb 100644
--- a/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.cpp
@@ -20,6 +20,11 @@ SVGFormattingContext::SVGFormattingContext(LayoutState& state, Box const& box, F
 
 SVGFormattingContext::~SVGFormattingContext() = default;
 
+float SVGFormattingContext::automatic_content_height() const
+{
+    return 0;
+}
+
 void SVGFormattingContext::run(Box const& box, LayoutMode)
 {
     auto& svg_svg_element = verify_cast<SVG::SVGSVGElement>(*box.dom_node());
diff --git a/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.h b/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.h
index 6d343b5f95..bfc561947f 100644
--- a/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/SVGFormattingContext.h
@@ -17,6 +17,7 @@ public:
     ~SVGFormattingContext();
 
     virtual void run(Box const&, LayoutMode) override;
+    virtual float automatic_content_height() const override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp
index 1fa59a03f1..23eca43e10 100644
--- a/Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp
@@ -107,7 +107,7 @@ void TableFormattingContext::run(Box const& box, LayoutMode)
         box_state.set_content_width(total_content_width);
 
     // FIXME: This is a total hack, we should respect the 'height' property.
-    box_state.set_content_height(total_content_height);
+    m_automatic_content_height = total_content_height;
 }
 
 void TableFormattingContext::calculate_column_widths(Box const& row, CSS::Length const& table_width, Vector<ColumnWidth>& column_widths)
@@ -209,4 +209,9 @@ void TableFormattingContext::layout_row(Box const& row, Vector<ColumnWidth>& col
     }
 }
 
+float TableFormattingContext::automatic_content_height() const
+{
+    return m_automatic_content_height;
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/Layout/TableFormattingContext.h b/Userland/Libraries/LibWeb/Layout/TableFormattingContext.h
index 170fd14969..05690f8e8c 100644
--- a/Userland/Libraries/LibWeb/Layout/TableFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/TableFormattingContext.h
@@ -24,10 +24,13 @@ public:
     ~TableFormattingContext();
 
     virtual void run(Box const&, LayoutMode) override;
+    virtual float automatic_content_height() const override;
 
 private:
     void calculate_column_widths(Box const& row, CSS::Length const& table_width, Vector<ColumnWidth>& column_widths);
     void layout_row(Box const& row, Vector<ColumnWidth>& column_widths);
+
+    float m_automatic_content_height { 0 };
 };
 
 }