Amélioration responsive bloc "Mes producteurs"

frontend/views/layouts/main.php

@@ -184,7 +184,7 @@ if(!Yii::$app->user->isGuest && Yii::$app->user->identity->id_producer > 0) {
                         <?php if(count($producersArray)): ?>
                             <h2>Mes producteurs</h2>
                             <?php foreach($producersArray as $producer): ?>
-                                <div class="col-md-<?php if(count($producersArray) == 1): ?>6<?php elseif(count($producersArray) == 2): ?>6<?php else: ?>3<?php endif; ?>"> 
+                                <div class="col-xs-6 col-md-<?php if(count($producersArray) == 1): ?>6<?php elseif(count($producersArray) == 2): ?>6<?php else: ?>3<?php endif; ?>"> 
                                     <div class="producer" style="background-image:url('<?= Yii::$app->urlManagerProducer->getHostInfo().'/'.Yii::$app->urlManagerProducer->baseUrl ; ?>/uploads/<?= $producer->photo ?>');">
                                         <a class="btn btn-primary" href="<?= Yii::$app->urlManagerProducer->createAbsoluteUrl(['site/index','slug_producer' => $producer->slug]); ?>"><?= Html::encode($producer->name); ?></a>
                                     </div>