Made background-size-007 and 010 tests reliable and trustworthy
diff --git a/css/css-backgrounds/background-size-007.html b/css/css-backgrounds/background-size-007.html
index 23e35ee..7efbe18 100644
--- a/css/css-backgrounds/background-size-007.html
+++ b/css/css-backgrounds/background-size-007.html
@@ -4,31 +4,22 @@
     <meta charset="utf-8">
     <title>CSS Backgrounds and Borders Test: background-size - one &lt;length&gt; value at minimum</title>
     <link rel="author" title="Intel" href="http://www.intel.com">
-    <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <!-- 2012-11-09 -->
+    <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <!-- 2012-11-09 and 2020-03-13 -->
     <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" title="3.9. Sizing Images: the 'background-size' property">
-    <link rel="match" href="../reference/ref-filled-green-100px-square.xht">
+    <link rel="match" href="../reference/ref-nothing-below.xht">
     <meta name="flags" content="image">
     <meta name="assert" content="Check if 'background-size' is '0px', minimum width of the positioning area in length, then such value is the width of the corresponding image and therefore the background image is not to be displayed.">
     <style>
         div {
+            background-image: url(support/60x60-red.png);
+            background-size: 0px;
             height: 100px;
             width: 100px;
         }
-        #ref-overlapped-green {
-            background-color: green;
-        }
-        #test-overlapped-red {
-            background-image: url(support/60x60-red.png);
-            background-repeat: no-repeat;
-            background-size: 0px;
-            bottom: 100px;
-            position: relative;
-        }
     </style>
   </head>
   <body>
-    <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
-    <div id="ref-overlapped-green"></div>
-    <div id="test-overlapped-red"></div>
+    <p>Test passes if there is nothing below.
+    <div></div>
   </body>
 </html>
diff --git a/css/css-backgrounds/background-size-010.html b/css/css-backgrounds/background-size-010.html
index a1517e0..c9ac0d8 100644
--- a/css/css-backgrounds/background-size-010.html
+++ b/css/css-backgrounds/background-size-010.html
@@ -4,31 +4,22 @@
     <meta charset="utf-8">
     <title>CSS Backgrounds and Borders Test: background-size - one &lt;percentage&gt; value at minimum</title>
     <link rel="author" title="Intel" href="http://www.intel.com">
-    <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <!-- 2012-11-09 -->
+    <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <!-- 2012-11-09 and 2020-03-13 -->
     <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" title="3.9. Sizing Images: the 'background-size' property">
-    <link rel="match" href="../reference/ref-filled-green-100px-square.xht">
+    <link rel="match" href="../reference/ref-nothing-below.xht">
     <meta name="flags" content="image">
     <meta name="assert" content="Check if 'background-size' is '0%', minimum width of the positioning area in percentage, then such value is the width of the corresponding image and therefore the background image is not to be displayed.">
     <style>
         div {
+            background-image: url(support/60x60-red.png);
+            background-size: 0%;
             height: 100px;
             width: 100px;
         }
-        #ref-overlapped-green {
-            background-color: green;
-        }
-        #test-overlapped-red {
-            background-image: url(support/60x60-red.png);
-            background-repeat: no-repeat;
-            background-size: 0%;
-            bottom: 100px;
-            position: relative;
-        }
     </style>
   </head>
   <body>
-    <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
-    <div id="ref-overlapped-green"></div>
-    <div id="test-overlapped-red"></div>
+    <p>Test passes if there is nothing below.
+    <div></div>
   </body>
 </html>
diff --git a/css/reference/ref-nothing-below.xht b/css/reference/ref-nothing-below.xht
new file mode 100644
index 0000000..c87db80
--- /dev/null
+++ b/css/reference/ref-nothing-below.xht
@@ -0,0 +1,18 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+
+<html xmlns="http://www.w3.org/1999/xhtml">
+
+ <head>
+
+  <title>CSS Reftest Reference</title>
+
+  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
+
+ </head>
+
+ <body>
+
+  <p>Test passes if there is nothing below.</p>
+
+ </body>
+</html>
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