clean up HTML and CSS using approach from live.emacsconf.org

2 files changed, 45 insertions, 38 deletions

diff --git a/2020/prepare.md b/2020/prepare.md
index c0da1371..03f384b9 100644
--- a/2020/prepare.md
+++ b/2020/prepare.md
@@ -110,47 +110,39 @@ To schedule a short tech-check, email one of the people listed below
 or visit with us on [#emacsconf-org on Freenode
 IRC](irc://chat.freenode.net/#emacsconf-org).
 
-<style type="text/css">
-.tht {
-  border: 1px solid #ad49c0;
-  padding: 5px;
-  border-collapse: collapse;
-}
-</style>
-<table class="tht">
-
+<table>
 <thead>
-<tr class="tht">
-<td align="left" class="tht">Volunteer</td>
-<td align="left" class="tht">Email</td>
-<td align="left" class="tht">IRC Nick</td>
-<td align="left" class="tht">Timezone</td>
+<tr>
+<td>Volunteer</td>
+<td>Email</td>
+<td>IRC Nick</td>
+<td>Timezone</td>
 </tr>
 </thead>
 <tbody>
-<tr class="tht">
-<td align="right" class="tht">Corwin Brust</td>
-<td align="right" class="tht">&lt;<a href="mailto:corwin@bru.st">corwin@bru.st</a>&gt;</td>
-<td align="right" class="tht">mplsCorwin</td>
-<td align="right" class="tht">US/Central (UTC-6)</td>
+<tr>
+<td>Corwin Brust</td>
+<td>&lt;<a href="mailto:corwin@bru.st">corwin@bru.st</a>&gt;</td>
+<td>mplsCorwin</td>
+<td>US/Central (UTC-6)</td>
 </tr>
-<tr class="tht">
-<td align="right" class="tht">Leo Vivier</td>
-<td align="right" class="tht">&lt;<a href="mailto:zaeph@zaeph.net">zaeph@zaeph.net</a>&gt;</td>
-<td align="right" class="tht">zaeph</td>
-<td align="right" class="tht">CEST (UTC+1)</td>
+<tr>
+<td>Leo Vivier</td>
+<td>&lt;<a href="mailto:zaeph@zaeph.net">zaeph@zaeph.net</a>&gt;</td>
+<td>zaeph</td>
+<td>CEST (UTC+1)</td>
 </tr>
-<tr class="tht">
-<td align="right" class="tht"><strong>Your Name</strong></td>
-<td align="right" class="tht">&lt;your@email&gt;</td>
-<td align="right" class="tht">&nbsp;</td>
-<td align="right" class="tht">&nbsp;</td>
+<tr>
+<td><strong>Your Name</strong></td>
+<td>&lt;your@email&gt;</td>
+<td>&nbsp;</td>
+<td>&nbsp;</td>
 </tr>
-<tr class="tht">
-<td align="right" class="tht">Amin Bandali</td>
-<td align="right" class="tht">&lt;<a href="mailto:bandali@gnu.org">bandali@gnu.org</a>&gt;</td>
-<td align="right" class="tht">bandali</td>
-<td align="right" class="tht">US/Eastern (UTC-5)</td>
+<tr>
+<td>Amin Bandali</td>
+<td>&lt;<a href="mailto:bandali@gnu.org">bandali@gnu.org</a>&gt;</td>
+<td>bandali</td>
+<td>US/Eastern (UTC-5)</td>
 </tr>
 </tbody>
 </table>
diff --git a/local.css b/local.css
index 0322f0d0..55a50745 100644
--- a/local.css
+++ b/local.css
@@ -54,8 +54,23 @@ pre > code { border: none; padding: 0 }
 .sidebar > p:nth-child(2) { margin-top: 0; margin-bottom: 0 }
 .sidebar > p:nth-child(3) { margin-top: 0.1em }
 
-.tht {
-  border: 1px solid #ad49c0;
-  padding: 5px;
-  border-collapse: collapse;
+/*
+ * Yoinked from http://live.emacsconf.org/
+*/
+table {
+    margin: 0 auto 1rem;
+    border-collapse: collapse;
+}
+
+th, td {
+    font-size: 0.9em;
+    text-align: center;
+    min-width: 8em;
+}
+
+tbody td {
+    vertical-align: middle;
+    padding: 0.1rem 0.75rem;
+    padding: 0.5em;
+    border: 1px solid #ced4da;
 }