diff --git a/testing/web-platform/tests/css/css-multicol/intrinsic-size-002.html b/testing/web-platform/tests/css/css-multicol/intrinsic-size-002.html
new file mode 100644
index 000000000000..a85f14e9146a
--- /dev/null
+++ b/testing/web-platform/tests/css/css-multicol/intrinsic-size-002.html
@@ -0,0 +1,12 @@
+
+
+
+
+Test passes if there is a filled green square and no red.
+
diff --git a/testing/web-platform/tests/css/css-multicol/intrinsic-size-003.html b/testing/web-platform/tests/css/css-multicol/intrinsic-size-003.html
new file mode 100644
index 000000000000..86f67341d7dd
--- /dev/null
+++ b/testing/web-platform/tests/css/css-multicol/intrinsic-size-003.html
@@ -0,0 +1,19 @@
+
+
+
+
+
+Test passes if there is a filled green square and no red.
+
diff --git a/testing/web-platform/tests/css/css-multicol/intrinsic-size-004.html b/testing/web-platform/tests/css/css-multicol/intrinsic-size-004.html
new file mode 100644
index 000000000000..d603ae02e6f1
--- /dev/null
+++ b/testing/web-platform/tests/css/css-multicol/intrinsic-size-004.html
@@ -0,0 +1,15 @@
+
+
+
+
+
+Test passes if there is a filled green square and no red.
+
diff --git a/testing/web-platform/tests/css/css-multicol/intrinsic-size-005.html b/testing/web-platform/tests/css/css-multicol/intrinsic-size-005.html
new file mode 100644
index 000000000000..5f128365134c
--- /dev/null
+++ b/testing/web-platform/tests/css/css-multicol/intrinsic-size-005.html
@@ -0,0 +1,10 @@
+
+
+
+
+Test passes if there is a filled green square and no red.
+