WebKit export of https://bugs.webkit.org/show_bug.cgi?id=246576 (#36500)

Increase fuzziness of tests. Tests were failing locally on the iOS simulator.
https://commits.webkit.org/255658@main
diff --git a/css/css-flexbox/align-content-001.htm b/css/css-flexbox/align-content-001.htm
index a4e05e7..5fd6035 100644
--- a/css/css-flexbox/align-content-001.htm
+++ b/css/css-flexbox/align-content-001.htm
@@ -7,7 +7,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-content-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that a multi-line flex container with 'align-content: center' centers lines in the flex container." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5709" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6217" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-content-002.htm b/css/css-flexbox/align-content-002.htm
index 1aca52f..0945308 100644
--- a/css/css-flexbox/align-content-002.htm
+++ b/css/css-flexbox/align-content-002.htm
@@ -6,7 +6,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-content-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that a multi-line flex container with 'align-content: flex-start' packs lines toward the start of the flex container." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5708" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6225" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-content-003.htm b/css/css-flexbox/align-content-003.htm
index 9a75011..df6033b 100644
--- a/css/css-flexbox/align-content-003.htm
+++ b/css/css-flexbox/align-content-003.htm
@@ -6,7 +6,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-content-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that a multi-line flex container with 'align-content: flex-end' packs lines toward the end of the flex container." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5708" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6225" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-content-004.htm b/css/css-flexbox/align-content-004.htm
index 795b009..4c39bfc 100644
--- a/css/css-flexbox/align-content-004.htm
+++ b/css/css-flexbox/align-content-004.htm
@@ -6,7 +6,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-content-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that a multi-line flex container with 'align-content: space-between' distributes lines evenly in the flex container." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-4415" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-4835" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-content-005.htm b/css/css-flexbox/align-content-005.htm
index c57c629..a9b70b7 100644
--- a/css/css-flexbox/align-content-005.htm
+++ b/css/css-flexbox/align-content-005.htm
@@ -6,7 +6,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-content-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that a multi-line flex container with 'align-content: space-around' distributes lines evenly in the flex container, with half-size spaces on either end." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6649" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-7236" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-items-001.htm b/css/css-flexbox/align-items-001.htm
index a66194f..fcd9205 100644
--- a/css/css-flexbox/align-items-001.htm
+++ b/css/css-flexbox/align-items-001.htm
@@ -7,7 +7,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-items-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that the flex container with 'align-items: center' centers each flex item's margin box in the cross-axis of its line." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5709" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6217" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-items-002.htm b/css/css-flexbox/align-items-002.htm
index f6e1a21..751f803 100644
--- a/css/css-flexbox/align-items-002.htm
+++ b/css/css-flexbox/align-items-002.htm
@@ -7,7 +7,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-items-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that the flex container with 'align-items: flex-start' places each flex item's margin box flush with the cross-start edge of line." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5834" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6356" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-items-003.htm b/css/css-flexbox/align-items-003.htm
index b9cbed0..e2ddd3c 100644
--- a/css/css-flexbox/align-items-003.htm
+++ b/css/css-flexbox/align-items-003.htm
@@ -7,7 +7,7 @@
         <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#align-items-property" />
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="assert" content="This test checks that the flex container with 'align-items: flex-end' places each flex item's margin box flush with the cross-end edge of line." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5820" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6347" />
         <style type="text/css">
             #flexbox
             {
diff --git a/css/css-flexbox/align-items-004.htm b/css/css-flexbox/align-items-004.htm
index 8552847..c1464e1 100644
--- a/css/css-flexbox/align-items-004.htm
+++ b/css/css-flexbox/align-items-004.htm
@@ -8,7 +8,7 @@
         <link rel="match" href="reference/align-content-001-ref.html" />
         <meta name="flags" content="ahem">
         <meta name="assert" content="This test checks that the flex container with 'align-items: baseline' places each flex item's margin box so that their baselines align." />
-        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-5868" />
+        <meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-6405" />
         <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
         <style type="text/css">
             #flexbox
diff --git a/css/css-grid/layout-algorithm/flex-sizing-rows-indefinite-height.html b/css/css-grid/layout-algorithm/flex-sizing-rows-indefinite-height.html
index 971599a..6625a32 100644
--- a/css/css-grid/layout-algorithm/flex-sizing-rows-indefinite-height.html
+++ b/css/css-grid/layout-algorithm/flex-sizing-rows-indefinite-height.html
@@ -2,7 +2,7 @@
 <link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1149627">
 <link rel="help" href="https://drafts.csswg.org/css-grid/#algo-flex-tracks">
 <link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
-<meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-3958">
+<meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-4309" />
 <style>
 .grid {
   display: inline-grid;
diff --git a/css/css-grid/layout-algorithm/grid-template-flexible-rerun-track-sizing.html b/css/css-grid/layout-algorithm/grid-template-flexible-rerun-track-sizing.html
index 3e5fc45..2db9d64 100644
--- a/css/css-grid/layout-algorithm/grid-template-flexible-rerun-track-sizing.html
+++ b/css/css-grid/layout-algorithm/grid-template-flexible-rerun-track-sizing.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1149627">
 <link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
-<meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-3958">
+<meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-4309" />
 <style>
 .grid {
   display: inline-grid;