Various minor style updates

classes/rules.class.php

   conferences.</li>
 
 <li>Please use <code>#general</code> for the usual chit-chat, <code>#development</code> for questions about the Gazelle
-  software, and <code>#disabled</code> to get help recovering your account.</li>
+  software, and <code>#support</code> to get help with your account.</li>
 
 <li>Don't send mass alerts with <code>@channel</code>, <code>@everyone</code>, or <code>@here</code>. It's obnoxious and
   you should handle anything genuinely important on the boards.</li>

design/publicheader.php

 <?php if (OPEN_REGISTRATION) { ?>
  | <a href="register.php">Register</a>
 <?php } ?>
-| <a href="mailto:help@biotorrents.de?subject=[TxID <?= strtoupper(bin2hex(random_bytes(2))) ?>] Vague subject lines ignored">Support</a>
+| <a href="mailto:support@biotorrents.de?subject=[TxID <?= strtoupper(bin2hex(random_bytes(2))) ?>] Vague subject lines ignored">Support</a>
 </span></div>
 <div id="content">
 

sections/login/login.php

 View::show_header('Login');
 ?>
 
+<p style="text-align: center;">A platform to share <em>biological sequence</em><br />and <em>medical imaging</em> data</p>
+
 <p id="no-cookies" class="hidden warning">You appear to have cookies disabled.</p>
 
 <?php

sections/rules/ratio.php

-<?
+<?php
 //Include the header
 View::show_header('Ratio Requirements');
 ?>
           <td>Required Ratio (0% seeded)</td>
           <td>Required Ratio (100% seeded)</td>
         </tr>
-<?
+<?php
 $DL = $LoggedUser['BytesDownloaded'];
 $GB = 1024*1024*1024;
 ?>
     <br />
     <br />
   </div>
-<? include('jump.php'); ?>
+<?php include('jump.php'); ?>
 </div>
-<?
+<?php
   View::show_footer();
 ?>

sections/rules/upload.php

           <strong>Version.</strong>
           Similar to the accession number field, version information should only exist if the original data is versioned, or if you versioned your own data (recommended).
           Any schema is acceptable but Semantic Versioning is strongly encouraged.
+          You must use x.y.z numbering as with SemVer.
           <br /><br />
         </li>
 
         <li id="r3.5"><a href="#h3"><strong>&uarr;</strong></a> <a href="#r3.5">3.5</a>
           <strong>Torrent Title.</strong>
-          A short description of the torrent contents such as a FASTA definition line.
+          A short description of the torrent contents such as a FASTA definition line or publication title.
           It doesn't need to match the folders but it should tell you what the data is at a glance.
           Please avoid adding other metadata such as strain, platform, etc., with a dedicated field.
           <br /><br />
           <strong>Strain/Variety.</strong>
           The strain's name if known.
           This should correspond to a specific cell line, cultivar, or breed.
-          If the species is <em>H. sapiens</em> and the subject's race is known and relevant, e.g., as in a torrent of gene sequences related to sickle cell anemia, please add it here.
+          If the species is <em>H. sapiens</em> and the subject's ethnicity is known and relevant, e.g., as in a torrent of gene sequences related to sickle cell anemia, please add it here.
           Otherwise, please omit it.
           Do not put any identifying patient data here or anywhere else.
           <br /><br />

static/styles/matcha/style.css

   font-family: Bitstream Vera Sans, Tahoma, sans-serif;
   font-size: 0.7em;
   color: black;
-  background: url('/static/common/hiware.png') fixed;
+  background: #edeae5;
+  /*background: url('/static/common/hiware.png') fixed; */
 }
 
 /*
   padding: 3px;
   width: 21px;
 }
-.torrent_table tr.torrent:nth-child(2n) {
-  background-color: #edeae5;
+.torrent_table tr.torrent:nth-child(2n),
+.collage_table tr.row:nth-child(2n) {
+  background-color: whitesmoke;
 }
-.torrent_table tr.torrent:nth-child(2n-1) {
+.torrent_table tr.torrent:nth-child(2n-1),
+.collage_table tr.row:nth-child(2n-1) {
   background-color: white;
 }
 .torrent_table tr.group {

static/styles/public/style.css

   font-family: Bitstream Vera Sans, Tahoma, sans-serif;
   font-size: 0.75em;
   color: black;
-  background: url('/static/common/hiware.png');
+  background: #edeae5;
+  /* background: url('/static/common/hiware.png'); */
 }
 
 table {