From 070ca2eb3c21fe098da1f0d059bc3e6f0b64b16c Mon Sep 17 00:00:00 2001
From: tdro <tdro@noreply.example.com>
Date: Sat, 24 Feb 2024 18:33:47 -0500
Subject: assets/css: Namespace MathML

Normalise. Generated math should not have inline styles
---
 assets/css/default-mathml.css                 | 26 ++++++++++++++++++++++++++
 assets/css/default.css                        |  6 ------
 content/canory/messages/math.md               | 21 ++++++---------------
 themes/default/layouts/partials/head-css.html | 13 +++++++++----
 4 files changed, 41 insertions(+), 25 deletions(-)
 create mode 100644 assets/css/default-mathml.css

diff --git a/assets/css/default-mathml.css b/assets/css/default-mathml.css
new file mode 100644
index 0000000..4aa437a
--- /dev/null
+++ b/assets/css/default-mathml.css
@@ -0,0 +1,26 @@
+@namespace mathml url(http://www.w3.org/1998/Math/MathML);
+
+mathml|math {
+  display: block;
+  display: block math;
+}
+
+mathml|mtd {
+  display: flex;
+  justify-content: center;
+  padding-right: 0.4em;
+  padding-left: 0.4em;
+  padding-bottom: 0.5rem;
+  padding-top: 0.5rem;
+}
+
+@-moz-document url-prefix() {
+  mathml|mtd {
+    display: flex;
+    justify-content: center;
+    padding-right: 0.4em;
+    padding-left: 0.4em;
+    padding-bottom: 0.5ex;
+    padding-top: 0.5ex;
+  }
+}
diff --git a/assets/css/default.css b/assets/css/default.css
index cfb99a2..89ad378 100644
--- a/assets/css/default.css
+++ b/assets/css/default.css
@@ -2287,12 +2287,6 @@ link-card article a {
   display: block;
 }
 
-math-ml,
-math-ml math {
-  display: block;
-  display: block math;
-}
-
 math-ml:not(:last-child) {
   margin-bottom: 0.75rem;
 }
diff --git a/content/canory/messages/math.md b/content/canory/messages/math.md
index a3fca43..cd02f88 100644
--- a/content/canory/messages/math.md
+++ b/content/canory/messages/math.md
@@ -11,7 +11,7 @@ _&agrave; la_ generality.
 <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="\begin{align*} & 0 = 0 \times 1\\ & 0 = 0 \times 2\\ & 0 = 0 \times 3 \end{align*}" display="block" >
   <mtable displaystyle="true" columnalign="right">
     <mtr>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
+      <mtd>
         <mrow>
           <mn>0</mn>
           <mo>=</mo>
@@ -22,7 +22,7 @@ _&agrave; la_ generality.
       </mtd>
     </mtr>
     <mtr>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
+      <mtd>
         <mrow>
           <mn>0</mn>
           <mo>=</mo>
@@ -33,7 +33,7 @@ _&agrave; la_ generality.
       </mtd>
     </mtr>
     <mtr>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
+      <mtd>
         <mrow>
           <mn>0</mn>
           <mo>=</mo>
@@ -51,10 +51,7 @@ _&agrave; la_ generality.
 <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="\begin{align*} & 0 = 0\\ & 0 \times 1 = 0 \times 3 \end{align*}" display="block">
   <mtable displaystyle="true" columnalign="right left">
     <mtr>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
-        <mrow></mrow>
-      </mtd>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;display:flex;justify-content:center;">
+      <mtd>
         <mrow>
           <mn>0</mn>
           <mo>=</mo>
@@ -63,10 +60,7 @@ _&agrave; la_ generality.
       </mtd>
     </mtr>
     <mtr>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
-        <mrow></mrow>
-      </mtd>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
+      <mtd>
         <mrow>
           <mn>0</mn>
           <mo>×</mo>
@@ -86,10 +80,7 @@ _&agrave; la_ generality.
 <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="\begin{align*} & 1 = 3 \end{align*}" display="block">
   <mtable displaystyle="true" columnalign="right left">
     <mtr>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
-        <mrow></mrow>
-      </mtd>
-      <mtd style="padding:0.7ex 0em 0.7ex 0em;">
+      <mtd>
         <mrow>
           <mn>1</mn>
           <mo>=</mo>
diff --git a/themes/default/layouts/partials/head-css.html b/themes/default/layouts/partials/head-css.html
index 423db0c..6e9eb56 100644
--- a/themes/default/layouts/partials/head-css.html
+++ b/themes/default/layouts/partials/head-css.html
@@ -2,12 +2,15 @@
 {{- $syntax  := resources.Get "css/default-syntax.css" -}}
 {{- $simple  := resources.Get "css/default-simple.css" -}}
 {{- $fast    := resources.Get "css/default-fast.css"   -}}
+{{- $math    := resources.Get "css/default-mathml.css" -}}
 
 {{- $css :=
-  slice $default $syntax |
-  resources.Concat "css/bundle.css" |
-  resources.Minify |
-  fingerprint |
+  slice
+    $default
+    $syntax
+      | resources.Concat "css/bundle.css"
+      | resources.Minify
+      | fingerprint
 -}}
 
 {{ if .Site.Params.site.production }}
@@ -17,5 +20,7 @@
 <link rel="stylesheet" href="{{ $syntax.Permalink }}"                  />
 {{ end }}
 
+<link rel="stylesheet" href="{{ $math.Permalink }}" />
+
 <link rel="alternate stylesheet" href="{{ $simple.Permalink }}" />
 <link rel="alternate stylesheet" href="{{ $fast.Permalink   }}" />
-- 
cgit v1.2.3