Don't manually set height of single-line inputs

src/components/CrudDocument/style.scss

@@ -32,10 +32,6 @@
             outline: none;
         }
 
-        input, .crud-field.single-line {
-            height: 24px;
-        }
-
         textarea, .crud-field.multi-line {
             flex: 1;
             white-space: pre-wrap;