center non-table

README.md

@@ -5,20 +5,20 @@
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 <br>
 
-<table>
+<center>
+
   <tr>
     <td><a href="https://medium.com/@bohou/secure-your-nodejs-server-with-letsencrypt-for-free-f8925742faa9" target="_blank"><img src="https://git.coolaj86.com/coolaj86/greenlock.js/raw/branch/master/logo/ibm-301x112.png"></a></td>
     <td><a href="https://github.com/mozilla-iot/le-store-certbot/issues/4" target="_blank"><img src="https://git.coolaj86.com/coolaj86/greenlock.js/raw/branch/master/logo/mozilla-iot-301x112.png"></a></td>
     <td><a href="https://github.com/digitalbazaar/bedrock-letsencrypt" target="_blank"><img src="https://git.coolaj86.com/coolaj86/greenlock.js/raw/branch/master/logo/digital-bazaar-301x112.png"></a></td>
   </tr>
-<table>
-</table>
   <tr>
     <td><a href="https://github.com/beakerbrowser/homebase" target="_blank"><img src="https://git.coolaj86.com/coolaj86/greenlock.js/raw/branch/master/logo/beaker-browser-301x112.png"></a></td>
     <td><a href="https://telebit.cloud" target="_blank"><img src="https://git.coolaj86.com/coolaj86/greenlock.js/raw/branch/master/logo/telebit-301x112.png"></a></td>
     <td><a href="https://ppl.family" target="_blank"><img src="https://git.coolaj86.com/coolaj86/greenlock.js/raw/branch/master/logo/ppl-301x112.png"></a></td>
   </tr>
-</table>
+
+</center>
 
 Greenlock&trade; for Express.js
 =================