diff --git a/Libraries/LibWeb/DOM/AbstractElement.cpp b/Libraries/LibWeb/DOM/AbstractElement.cpp
index e66ba5015ba..d0fce08df58 100644
--- a/Libraries/LibWeb/DOM/AbstractElement.cpp
+++ b/Libraries/LibWeb/DOM/AbstractElement.cpp
@@ -117,6 +117,16 @@ RefPtr<CSS::StyleValue const> AbstractElement::get_custom_property(FlyString con
     return nullptr;
 }
 
+GC::Ptr<CSS::CascadedProperties> AbstractElement::cascaded_properties() const
+{
+    return m_element->cascaded_properties(m_pseudo_element);
+}
+
+void AbstractElement::set_cascaded_properties(GC::Ptr<CSS::CascadedProperties> cascaded_properties)
+{
+    m_element->set_cascaded_properties(m_pseudo_element, cascaded_properties);
+}
+
 bool AbstractElement::has_non_empty_counters_set() const
 {
     if (m_pseudo_element.has_value())
diff --git a/Libraries/LibWeb/DOM/AbstractElement.h b/Libraries/LibWeb/DOM/AbstractElement.h
index e60034d9c89..64cafc3a235 100644
--- a/Libraries/LibWeb/DOM/AbstractElement.h
+++ b/Libraries/LibWeb/DOM/AbstractElement.h
@@ -39,6 +39,9 @@ public:
     [[nodiscard]] HashMap<FlyString, CSS::StyleProperty> const& custom_properties() const;
     RefPtr<CSS::StyleValue const> get_custom_property(FlyString const& name) const;
 
+    GC::Ptr<CSS::CascadedProperties> cascaded_properties() const;
+    void set_cascaded_properties(GC::Ptr<CSS::CascadedProperties>);
+
     bool has_non_empty_counters_set() const;
     Optional<CSS::CountersSet const&> counters_set() const;
     CSS::CountersSet& ensure_counters_set();