[css-color-5] More fixes, w3c#7691

Author: svgeesus

css-color-5/Overview.bs

@@ -1801,7 +1801,7 @@ or any other color or monochrome output device which has been characterized.
 	<figure id="fig-fogra51-roundtrip">
 		<!-- See file Macbeth.txt in the workings directory for details. -->
 		<object data="images/macbeth-roundtrip.svg" width="720" height="500">
-			<p>A grid of colored squares. There are six colums,
+			<p>A grid of colored squares. There are six columns,
 				labelled A to F,
 				and four rows,
 				labelled 1 to 4.
@@ -2144,7 +2144,13 @@ or any other color or monochrome output device which has been characterized.
 		the colorimetry of the RGB space, and so on.
 
 		<figure id="fig-naive-cmyk">
-			<img src="images/macbeth-naive.svg" width=670 height=450>
+			<object data="images/macbeth-naive.svg" width=670 height=450>
+				<p>A grid of colored squares. There are six columns,
+					labelled A to F,
+					and four rows,
+					labelled 1 to 4.
+				</p>
+			</object>
 			<figcaption>
 				<p>A color checker, used for ensuring color fidelity
 				in the print and photographic industries.
@@ -2155,6 +2161,16 @@ or any other color or monochrome output device which has been characterized.
 				<p>The table below shows, for each patch, the DeltaE 2000 between the original Lab and the Lab value after round-tripping through CMYK. A DeltaE 2000 of 1 or more is just visible, while 5 or more is just a different color altogether.</p>
 				<table class="deltaE">
 					<tr>
+						<th></th>
+						<th>A</th>
+						<th>B</th>
+						<th>C</th>
+						<th>D</th>
+						<th>E</th>
+						<th>F</th>
+					</tr>
+					<tr>
+						<th>1</th>
 						<td class="dE5">11.33</td>
 						<td class="dE5">9.36</td>
 						<td class="dE5">5.66</td>
@@ -2163,6 +2179,7 @@ or any other color or monochrome output device which has been characterized.
 						<td class="dE5">21.58</td>
 					</tr>
 					<tr>
+						<th>2</th>
 						<td class="dE5">6.40</td>
 						<td class="dE5">8.79</td>
 						<td class="dE5">11.77</td>
@@ -2171,6 +2188,7 @@ or any other color or monochrome output device which has been characterized.
 						<td class="dE3">3.97</td>
 					</tr>
 					<tr>
+						<th>3</th>
 						<td class="dE5">12.1</td>
 						<td class="dE5">17.00</td>
 						<td class="dE3">3.38</td>
@@ -2179,6 +2197,7 @@ or any other color or monochrome output device which has been characterized.
 						<td class="dE5">14.97</td>
 					</tr>
 					<tr>
+						<th>4</th>
 						<td class="dE1">1.89</td>
 						<td class="dE5">6.56</td>
 						<td class="dE5">7.85</td>

css-color-5/PDFium.html

@@ -338,7 +338,13 @@
 <h1>PDFium CMYK to sRGB</h1>
 
 <figure>
-		<img src="images/macbeth-pdfium.svg" style="width: 60vmin">
+		<object data="images/macbeth-pdfium.svg" style="width: 60vmin">
+            <p>A grid of colored squares. There are six columns,
+                labelled A to F,
+                and four rows,
+                labelled 1 to 4.
+            </p>
+        </object>   
 		<figcaption>
 			<p>A color checker, used for ensuring color fidelity
 			in the print and photographic industries.
@@ -349,7 +355,17 @@ <h1>PDFium CMYK to sRGB</h1>
             with the look-up table approach of PDFium.</p>
 			<p>The table below shows, for each patch, the DeltaE 2000 between the original Lab and the Lab value after round-tripping through CMYK. A DeltaE 2000 of 1 or more is just visible, while 5 or more is just a different color altogether.</p>
 			<table class="deltaE">
+                <tr>
+                    <th></th>
+                    <th>A</th>
+                    <th>B</th>
+                    <th>C</th>
+                    <th>D</th>
+                    <th>E</th>
+                    <th>F</th>
+                </tr>
 				<tr>
+                    <th>1</th>
 					<td class="dE4">4.61</td>
 					<td class="dE3">3.42</td>
 					<td class="dE3">3.76</td>
@@ -358,6 +374,7 @@ <h1>PDFium CMYK to sRGB</h1>
 					<td class="dE1">1.76</td>
 				</tr>
 				<tr>
+                    <th>2</th>
 					<td class="dE0">0.41</td>
 					<td class="dE3">3.44</td>
 					<td class="dE1">1.30</td>
@@ -366,6 +383,7 @@ <h1>PDFium CMYK to sRGB</h1>
 					<td class="dE2">2.22</td>
 				</tr>
 				<tr>
+                    <th>3</th>
 					<td class="dE3">3.45</td>
 					<td class="dE2">2.18</td>
 					<td class="dE2">2.01</td>
@@ -374,6 +392,7 @@ <h1>PDFium CMYK to sRGB</h1>
 					<td class="dE1">1.54</td>
 				</tr>
 				<tr>
+                    <th>4</th>
 					<td class="dE0">0.82</td>
 					<td class="dE3">3.19</td>
 					<td class="dE4">4.18</td>