commit afdbc3e097c42bcbbaf7bf1b6580400f9781b26a
Author: HOG <hogseruj1@gmail.com>
Date:   Mon Mar 30 10:52:18 2020 +0300

    Fixed media library button position.

diff --git a/core/themes/claro/css/theme/media-library.css b/core/themes/claro/css/theme/media-library.css
index b41f78eac0..eb47a79cd4 100644
--- a/core/themes/claro/css/theme/media-library.css
+++ b/core/themes/claro/css/theme/media-library.css
@@ -161,7 +161,8 @@
  */
 
 .button.media-library-add-form-oembed-submit {
-  align-self: center;
+  align-self: baseline;
+  margin: 25px 10px 0;
 }
 
 /* Media add form selection styles. */