diff --git a/classes/outagedb.php b/classes/outagedb.php
index f7ef64e..a731367 100644
--- a/classes/outagedb.php
+++ b/classes/outagedb.php
@@ -154,20 +154,21 @@ final class outagedb {
             throw new \InvalidArgumentException('$time must be null or an int.');
         }
 
-        // TODO Is there a way to use Moodle API instead of writing SQL (conditions not equals)?
         // TODO Query not fully using indexes (starttime + 90)
         // Gets any active outage (already started or during warning period).
         // Gets only one record if available, the one that starts(ed) first and that stops last.
-        $data = $DB->get_record_sql('
-                SELECT *
-                FROM {auth_outage}
-                WHERE (starttime - warningduration <= :datetime1 AND stoptime >= :datetime2)
-                ORDER BY starttime ASC, stoptime DESC, title ASC
-                LIMIT 1
-            ',
-            ['datetime1' => $time, 'datetime2' => $time]
+        $data = $DB->get_records_select(
+            'auth_outage',
+            '(starttime - warningduration <= :datetime1 AND stoptime >= :datetime2)',
+            ['datetime1' => $time, 'datetime2' => $time],
+            'starttime ASC, stoptime DESC, title ASC',
+            '*',
+            0,
+            1
         );
 
-        return ($data === false) ? null : new \auth_outage\models\outage($data);
+        // Not using $DB->get_record_select instead because there is no 'limit' parameter.
+        // Allowing multiple records still raises an internal error.
+        return (count($data) == 0) ? null : new \auth_outage\models\outage(array_shift($data));
     }
 }
diff --git a/res/outage.css b/res/outage.css
index d703444..2572bf7 100644
--- a/res/outage.css
+++ b/res/outage.css
@@ -1,4 +1,5 @@
 .auth_outage_warningbar {
+    box-sizing: content-box;
     position: fixed;
     top: 0px;
     left: 0px;