diff --git a/Userland/Libraries/LibWeb/Layout/Node.cpp b/Userland/Libraries/LibWeb/Layout/Node.cpp
index db2ae08e4f..2fb2fe07ec 100644
--- a/Userland/Libraries/LibWeb/Layout/Node.cpp
+++ b/Userland/Libraries/LibWeb/Layout/Node.cpp
@@ -579,9 +579,26 @@ String Node::debug_description() const
     return builder.to_string();
 }
 
+void Node::set_inline(bool) { }
+
+bool Node::is_inline() const
+{
+    if (!has_style()) {
+        // NOTE: If this node doesn't have its own style, computed_values() will get style from the parent.
+        //       This could give unwanted results. Besides, if we don't have style, we're some kind of inline text node.
+        return true;
+    }
+    return computed_values().display().is_inline_outside();
+}
+
 bool Node::is_inline_block() const
 {
-    return is_inline() && is<BlockContainer>(*this);
+    if (!has_style()) {
+        // NOTE: If this node doesn't have its own style, computed_values() will get style from the parent.
+        //       This could give unwanted results. Besides, if we don't have style, we're some kind of inline text node.
+        return false;
+    }
+    return computed_values().display().is_inline_outside() && computed_values().display().is_flow_root_inside();
 }
 
 NonnullRefPtr<NodeWithStyle> NodeWithStyle::create_anonymous_wrapper() const
diff --git a/Userland/Libraries/LibWeb/Layout/Node.h b/Userland/Libraries/LibWeb/Layout/Node.h
index ae5bb7805f..8c72e81aec 100644
--- a/Userland/Libraries/LibWeb/Layout/Node.h
+++ b/Userland/Libraries/LibWeb/Layout/Node.h
@@ -68,9 +68,10 @@ public:
 
     virtual bool can_have_children() const { return true; }
 
-    bool is_inline() const { return m_inline; }
-    void set_inline(bool b) { m_inline = b; }
+    // FIXME: Remove this.
+    void set_inline(bool);
 
+    bool is_inline() const;
     bool is_inline_block() const;
 
     bool is_out_of_flow(FormattingContext const&) const;
@@ -149,7 +150,6 @@ private:
 
     size_t m_serial_id { 0 };
 
-    bool m_inline { false };
     bool m_has_style { false };
     bool m_visible { true };
     bool m_children_are_inline { false };