Issue #1258342 by Andreas Radloff: Change search inputs' default width.

core/modules/search/lib/Drupal/search/Form/SearchForm.php

@@ -80,7 +80,7 @@ public function buildForm(array $form, array &$form_state, SearchInterface $plug
       '#type' => 'search',
       '#title' => $prompt,
       '#default_value' => $plugin->getKeywords(),
-      '#size' => $prompt ? 40 : 20,
+      '#size' => $prompt ? 30 : 20,
       '#maxlength' => 255,
     );
     // processed_keys is used to coordinate keyword passing between other forms

core/themes/bartik/css/style.css

@@ -1579,7 +1579,6 @@ div.password-suggestions {
   float: left; /* LTR */
   font-size: 1em;
   margin-right: 5px;
-  width: 9em;
 }
 [dir="rtl"] #search-form input#edit-keys,
 [dir="rtl"] #block-search-form .form-item-search-block-form input {