Update templates/interface.html

templates/interface.html

@@ -13,7 +13,7 @@
     <form method="post" action="/" onsubmit="showLoadingMessage()">
         <div>
             <label for="text_input">Text to synthesize:</label>
-            <input type="text" id="text_input" name="text_input" value="{{ text_input }}">
+            <input type="text" id="text_input" name="text_input" value="{{ text_input }}" class="large-input">
         </div>
         <div>
         <label for="selection">Select speaker:</label>