Centered login form (merge pull-requests #142 and #143)

app/Templates/user_login.php

@@ -1,3 +1,5 @@
+<div  class="form-login">
+
     <div class="page-header">
         <h1><?= t('Sign in') ?></h1>
     </div>
@@ -6,7 +8,7 @@
         <p class="alert alert-error"><?= Helper\escape($errors['login']) ?></p>
     <?php endif ?>
 
-<form method="post" action="?controller=user&amp;action=check" class="form-login">
+    <form method="post" action="?controller=user&amp;action=check">
 
         <?= Helper\form_csrf() ?>
 
@@ -36,3 +38,5 @@
             <input type="submit" value="<?= t('Sign in') ?>" class="btn btn-blue"/>
         </div>
     </form>
+
+</div>

assets/css/app.css

@@ -254,8 +254,9 @@ input.form-date {
 }
 
 .form-login {
-    padding-left: 20px;
-    width: 430px;
+    width: 470px;
+    padding: 10px;
+    margin: 3% auto 20% auto;
 }
 
 .form-column li,