diff --git a/client/index.html b/client/index.html
index 4d7da1b05382db11951d5bf1a48ad98cd9990a43..29740d3faa43c0c06786081fcfa8f5c3e2fad393 100644
--- a/client/index.html
+++ b/client/index.html
@@ -5,7 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1">
 
     <title>Group Allocator</title>
-    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
     <link href="css/main.css" rel="stylesheet" />
   </head>
   <body onload="start();" class="bg-light">
@@ -73,7 +73,7 @@
 		  </div>
 		  <div class="col-12">
 		    <div class="input-group"></div>
-		    <input class="form-control" type="number" min="2" value="2" max="999" id="input-minsize" />
+		    <input class="form-control" type="number" min="1" value="2" max="999" id="input-minsize" />
 		  </div>
 		  <div class="col-12">
 		    <button class="btn btn-primary" />Start</button>
@@ -81,7 +81,7 @@
 		</form>
 		<hr />
 
-		<div id="staff-groupings" class="row">
+		<div id="staff-groupings" class="row row-cols-1 row-cols-md-2 g-4">
 		</div>
 	    </div>
       </div>
@@ -89,8 +89,8 @@
     </div>
 
     <template id="tpl-group">
-      <div class="col-sm-6">
-        <div class="card">
+      <div class="col">
+        <div class="card h-100">
           <div class="card-body">
             <h3 class="card-title">Group name</h3>
           </div>
@@ -99,7 +99,8 @@
       </div>
     </template>
 
-    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM" crossorigin="anonymous"></script>
+
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p" crossorigin="anonymous"></script>
     <script src="js/client.js"></script>
   </body>
 </html>