Let inputs fill space

src/css/forms.css

@@ -23,6 +23,8 @@ input, button, textarea, select, .button{
     color: black;
     text-decoration: none;
 
+    width: 100%;
+
     /* White background looks nice and distinct  */
     /* (at least when using the slightly off-white background-white as background for the overall page) */
     background: white;