[MD settings] ManageLanguages settings, removing grey top line

chrome/browser/resources/settings/settings_shared_css.html

Index: chrome/browser/resources/settings/settings_shared_css.html
diff --git a/chrome/browser/resources/settings/settings_shared_css.html b/chrome/browser/resources/settings/settings_shared_css.html
index b2c7411199eed243918989deac07660fcb84f83e..5d588c20c2b0e5e8f3d17a1a4b179e7f1e4432a7 100644
--- a/chrome/browser/resources/settings/settings_shared_css.html
+++ b/chrome/browser/resources/settings/settings_shared_css.html
@@ -11,11 +11,13 @@
   <template>
     <style>
       h2 {
+        @apply(--layout-center);
         color: var(--paper-grey-500);
+        display: flex;
         font-size: 100%;
-        font-weight: normal;
-        margin-bottom: 20px;
-        margin-top: 30px;
+        font-weight: 500;
+        margin: 0;
+        min-height: 40px;
       }
 
       iron-icon {
@@ -89,9 +91,9 @@
 
       .list-frame {
         @apply(--layout-center);
-        display: block;
         -webkit-padding-end: 20px;
         -webkit-padding-start: 48px;
+        display: block;
         padding-bottom: 0;
         padding-top: 0;
       }