Fix HTML errors

index.html

@@ -14,7 +14,7 @@
         <link href="css/bootstrap.min.css" rel="stylesheet">
 
         <!-- Custom styles for this template -->
-        <link href='http://fonts.googleapis.com/css?family=Allerta|Raleway' rel='stylesheet' type='text/css'>
+        <link href='http://fonts.googleapis.com/css?family=Allerta%7CRaleway' rel='stylesheet' type='text/css'>
         <link href="css/printrun.css" rel="stylesheet">
 
         <!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
@@ -36,7 +36,7 @@
                         <span class="icon-bar"></span>
                         <span class="icon-bar"></span>
                     </button>
-                    <a class="navbar-brand" href="#"><img src="images/printrun.png" /></a>
+                    <a class="navbar-brand" href="#"><img src="images/printrun.png" alt="Printrun" /></a>
                 </div>
                 <div class="navbar-collapse collapse">
                     <ul  class="nav navbar-nav">
@@ -221,8 +221,8 @@
             <div class="container content download">
                 <h2 class="border-purple">Download</h2>
                 <ul>
-                    <li><a href="https://github.com/kliment/Printrun">Git repository</a>, clone it with <tt>git clone https://github.com/kliment/Printrun.git</tt></li>
-                    <li><a href="https://github.com/kliment/Printrun/archive/master.tar.gz"><tt>master</tt> tarball</a></li>
+                    <li><a href="https://github.com/kliment/Printrun">Git repository</a>, clone it with <code>git clone https://github.com/kliment/Printrun.git</code></li>
+                    <li><a href="https://github.com/kliment/Printrun/archive/master.tar.gz"><code>master</code> tarball</a></li>
                     <li><a href="https://github.com/kliment/Printrun/releases/latest">Latest release</a></li>
                     <li><a href="http://koti.kapsi.fi/~kliment/printrun/">Windows &amp; OSX binaries</a>, which include Slic3r and all required dependencies</li>
                     <li>Official packages are available in Fedora and build recipes in Arch Linux <a href="https://aur.archlinux.org/packages/printrun">AUR</a></li>
@@ -238,7 +238,7 @@
             <div class="container content docs">
                 <h2 class="border-orange">Documentation</h2>
                 <p>Coming soon™. <a href="https://github.com/kliment/Printrun/blob/master/README.md">README.md</a> is currently the best source for documentation on how to install, configure and use Printrun.<br />
-                If you need any help, try asking on IRC in <tt>#reprap</tt> on <tt>irc.freenode.net</tt> (feel free to highlight <tt>Kliment</tt> and <tt>iXce</tt>).<br />
+                If you need any help, try asking on IRC in <code>#reprap</code> on <code>irc.freenode.net</code> (feel free to highlight <code>Kliment</code> and <code>iXce</code>).<br />
                 If all else fails, please <a href="https://github.com/kliment/Printrun/issues">open an issue on GitHub</a>.</p>
             </div>
         </div>
@@ -248,17 +248,17 @@
             <div class="container content about">
                 <h2 class="border-green">About</h2>
                 <p>Printrun is free, open-source software, licensed under the GNU General Public License, version 2.<br />
-                Printrun was created by <a href="https://0xfb.com/">Kliment Yanev</a>, and is now co-maintained by him and <a href="http://guillaume.segu.in/">Guillaume "<tt>iXce</tt>" Seguin</a>.<br />
+                Printrun was created by <a href="https://0xfb.com/">Kliment Yanev</a>, and is now co-maintained by him and <a href="http://guillaume.segu.in/">Guillaume <em>"iXce"</em> Seguin</a>.<br />
                 Contributions are more than welcome, and have been received from:
+                </p>
                 <ul>
-                    <li><tt>k-eex</tt></li>
+                    <li><code>k-eex</code></li>
                     <li>Gary Hodgson</li>
                     <li>Rob Gilson</li>
                     <li>Duane Johnson</li>
                     <li>Miro Hrončok</li>
                     <li>Alessandro Ranellucci</li>
                 </ul>
-                </p>
             </div>
         </div>