[css-fonts-5] Normalize indentation.

Author: fantasai

css-fonts-5/Overview.bs

@@ -59,7 +59,7 @@ Basic Font Properties</h2>
 Issue(126):
 
 <h3 id="font-family-prop">
-    Font family: the 'font-family!!property' property</h3>
+Font family: the 'font-family!!property' property</h3>
 
 <h4 id="generic-font-families">
 Generic font families</h4>
@@ -75,8 +75,6 @@ Issue(5054):
         <dt id="xxx-def"><dfn>xxx</dfn>
         <dd>
             Placeholder text for the xxx generic font family.
-
-
     </dl>
 
 Issue(4566):
@@ -118,11 +116,11 @@ Issue(731):
 Issue(5892):
 
 <pre class='descdef'>
-    Name: font-size
-    Value: auto | <<number>>{1,2}
-    Initial: normal
-    For: @font-face
-    </pre>
+Name: font-size
+Value: auto | [<<number>>]{1,2}
+Initial: normal
+For: @font-face
+</pre>
 
 <dl dfn-type="value" dfn-for="@font-face/font-size">
     <dt><dfn>auto</dfn></dt>
@@ -231,53 +229,51 @@ within an individual element e.g. for characters not supported by the primary fo
 <div class="example">
 	The percentage is resolved against different font sizes for different elements.
 
-<pre>
-@font-face {
-  font-family: overridden-font;
-  ascent-override: 50%;
-  ...
-}
-
-&lt;span style="font-family: overridden-font; font-size: 20px;"&gt;
-  Outer span content
-  &lt;span style="font-size: 150%;"&gt;Inner span content&lt;/span&gt;
-&lt;/span&gt;
-</pre>
+	<pre>
+	@font-face {
+	  font-family: overridden-font;
+	  ascent-override: 50%;
+	  ...
+	}
+
+	&lt;span style="font-family: overridden-font; font-size: 20px;"&gt;
+	  Outer span content
+	  &lt;span style="font-size: 150%;"&gt;Inner span content&lt;/span&gt;
+	&lt;/span&gt;
+	</pre>
 
 	The outer span uses an <a spec="CSS-INLINE-3" lt="ascent metric">ascent</a> value of
 	10px, whereas the inner span uses 15px.
-
 </div>
 
 <div class="example">
 	We may override the metrics of a local fallback font to match the primary font, which
 	is a web font. This reduces layout shifting when switching from fallback to the
 	primary font.
 
-<pre>
-@font-face {
-  font-family: cool-web-font;
-  src: url("https://example.com/font.woff");
-}
-
-@font-face {
-  font-family: fallback-to-local;
-  src: local(Some Local Font);
-  /* Override metric values to match cool-web-font */
-  ascent-override: 125%;
-  descent-override: 25%;
-  line-gap-override: 0%;
-  size-adjust: 96%;
-}
-
-&lt;div style="font-family: cool-web-font, fallback-to-local"&gt;Title goes here&lt;/div&gt;
-&lt;img src="https://example.com/largeimage" alt="A large image that you don't want to shift"&gt;
-</pre>
+	<pre>
+	@font-face {
+	  font-family: cool-web-font;
+	  src: url("https://example.com/font.woff");
+	}
+
+	@font-face {
+	  font-family: fallback-to-local;
+	  src: local(Some Local Font);
+	  /* Override metric values to match cool-web-font */
+	  ascent-override: 125%;
+	  descent-override: 25%;
+	  line-gap-override: 0%;
+	  size-adjust: 96%;
+	}
+
+	&lt;div style="font-family: cool-web-font, fallback-to-local"&gt;Title goes here&lt;/div&gt;
+	&lt;img src="https://example.com/largeimage" alt="A large image that you don't want to shift"&gt;
+	</pre>
 
 	The image will not be shifted as much when the user agent finishes loading and
 	switches to use the web font (assuming the override values are similar to the web font's
-    natural metrics).
-
+	natural metrics).
 </div>
 
 <h3 id="font-sup-sub-override-desc">