[css-values-4] Spell check.

Author: dbaron

css-values-4/Overview.bs

@@ -711,7 +711,7 @@ Relative URLs</h4>
 <h5 id='local-urls'>
 Fragment URLs</h5>
 
-	To work around some common eccentriticites in browser URL handling,
+	To work around some common eccentricities in browser URL handling,
 	CSS has special behavior for fragment-only urls.
 
 	If a ''url()''’s value starts with a U+0023 NUMBER SIGN (<code>#</code>) character,
@@ -758,7 +758,7 @@ Empty URLs</h4>
 
 	Note: This matches the behavior of empty urls for embedded resources elsewhere in the web platform,
 	and avoids excess traffic re-requesting the stylesheet or host document
-	due to editting mistakes leaving the ''url()'' value empty,
+	due to editing mistakes leaving the ''url()'' value empty,
 	which are almost certain to be invalid resources for whatever the ''url()'' shows up in.
 	Linking on the web platform <em>does</em> allow empty urls,
 	so if/when CSS gains some functionality to control hyperlinks,
@@ -1087,7 +1087,7 @@ Mixing Percentages and Dimensions</h3>
 <h4 id="combine-mixed">
 Combination of Percentage and Dimension Mixes</h4>
 
-	<a>Interpolation</a> of percengage-dimension value combinations
+	<a>Interpolation</a> of percentage-dimension value combinations
 	(e.g. <<length-percentage>>, <<frequency-percentage>>, <<angle-percentage>>, <<time-percentage>>
 	or equivalent notations)
 	is defined as
@@ -1220,7 +1220,7 @@ Font-relative Lengths: the ''em'', ''ex'', ''cap'', ''ch'', ''ic'', ''rem'', ''l
 	or, in the case of ''rem'' and ''rlh'', the metrics of the root element.
 
 	<figure>
-		<img src="images/Typography_Line_Terms.svg" alt="The word 'Sphinx' annotated with various font metrics: ascender height, to the top of the h's serif; cap height, to the visually approximate top of the S; the x height, to the visually approximate top of the x; the baseline, along the bottom of S, h, i, n, and x; and the descender height, to the bottom fo the p.">
+		<img src="images/Typography_Line_Terms.svg" alt="The word 'Sphinx' annotated with various font metrics: ascender height, to the top of the h's serif; cap height, to the visually approximate top of the S; the x height, to the visually approximate top of the x; the baseline, along the bottom of S, h, i, n, and x; and the descender height, to the bottom of the p.">
 		<figcaption>
 			Common typographic metrics
 		</figcaption>
@@ -2472,7 +2472,7 @@ Basic Arithmetic: ''calc()''</h3>
 		}
 		</pre>
 
-		Altho '--ar' <em>could</em> have been written as simply
+		Although '--ar' <em>could</em> have been written as simply
 		''--ar: (16 / 9);'',
 		'--w' is used both on its own (in 'width')
 		and as a ''calc()'' component (in '--h'),
@@ -3035,7 +3035,7 @@ Syntax</h3>
 
 	In addition, [=whitespace=]
 	is required on both sides of the <css>+</css> and <css>-</css> operators.
-	(The <css>*</css> and <css>/</css> operaters can be used without white space around them.)
+	(The <css>*</css> and <css>/</css> operators can be used without white space around them.)
 
 	Several of the math functions above have additional constraints
 	on what their <<calc-sum>> arguments can contain.
@@ -3273,7 +3273,7 @@ Type Checking</h3>
 	and ''width: 5px;''
 	are valid.
 
-	Note: Altho there are a few properties in which a bare <<number>>
+	Note: Although there are a few properties in which a bare <<number>>
 	becomes a <<length>> at used-value time
 	(specifically, 'line-height' and 'tab-size'),
 	<<number>>s never become "length-like" in ''calc()''.
@@ -3591,7 +3591,7 @@ Registration for the <code>about:invalid</code> URL scheme</h3>
 			<th>Intended Usage
 			<td>
 				The <code>about:invalid</code> URL references a non-existent document with a generic error condition.
-				It can be used when a URL is necessary, but the default value shouldn't be resolveable as any type of document.
+				It can be used when a URL is necessary, but the default value shouldn't be resolvable as any type of document.
 		<tr>
 			<th>Contact/Change controller
 			<td>CSS WG &lt;<a href="mailto:www-style@w3.org">www-style@w3.org</a>> (on behalf of W3C)
@@ -3663,4 +3663,4 @@ Security and Privacy Considerations</h2>
 	This specification defines units that expose the user's screen size
 	and default font size,
 	but both are trivially observable from JS,
-	so they do not constitutate a new privacy risk.
+	so they do not constitute a new privacy risk.