CSS fixes: centered image and min height for text-only row

front/src/style.css

@@ -16,6 +16,7 @@
 }
 
 .text-bloc {
+  min-height: var(--rowHeight);
   border: 1px solid black;
   background-color: #e2ffe0;
   padding: 10px;
@@ -32,6 +33,7 @@
   height: 100%;
   margin-left: auto;
   margin-right: auto;
+  display: block;
 }
 
 .image-text-bloc {