Improve login component logo styles

packages/standard-components/src/Login.svelte

@@ -91,16 +91,20 @@
   .content {
     display: flex;
     flex-direction: column;
-    align-items: center;
+    align-items: stretch;
     justify-content: center;
   }
 
   .logo-container {
     margin-bottom: 10px;
+    display: flex;
+    flex-direction: row;
+    justify-content: center;
+    align-items: center;
   }
 
   .logo-container > img {
-    height: 80px;
+    max-height: 80px;
     max-width: 200px;
     margin-bottom: 20px;
   }
@@ -137,7 +141,7 @@
   .form-root {
     display: flex;
     flex-direction: column;
-    align-items: center;
+    align-items: stretch;
     width: 300px;
   }
 
@@ -186,4 +190,8 @@
     border-color: #393c44;
     color: #393c44;
   }
+
+  h2 {
+    text-align: center;
+  }
 </style>