vertical align horizontally

.vcenter {
   display: inline-block;
   vertical-align: middle;
   float: none;
}

Enabling WordPress debug information

Edit your wp-config.php file and add these lines, just before it says 'stop editing here':

ini_set('log_errors',TRUE);
ini_set('error_reporting', E_ALL);
ini_set('error_log', dirname(__FILE__) . '/error_log.txt');