diff --git a/src/wp-content/themes/twentyseventeen/assets/images/svg-icons.svg b/src/wp-content/themes/twentyseventeen/assets/images/svg-icons.svg
index b3fc4e62cc..eb579db1a1 100644
--- a/src/wp-content/themes/twentyseventeen/assets/images/svg-icons.svg
+++ b/src/wp-content/themes/twentyseventeen/assets/images/svg-icons.svg
@@ -138,5 +138,11 @@
 <symbol id="icon-arrow-right" viewBox="0 0 43 32">
 <path class="path1" d="M0.356 17.956c0.178 0.178 0.533 0.356 0.711 0.356h33.778l-10.311 10.489c-0.178 0.178-0.356 0.533-0.356 0.711 0 0.356 0.178 0.533 0.356 0.711l1.6 1.6c0.178 0.178 0.533 0.356 0.711 0.356s0.533-0.178 0.711-0.356l14.756-14.933c0.178-0.356 0.356-0.711 0.356-0.889s-0.178-0.533-0.356-0.711l-14.756-14.933c0-0.178-0.356-0.356-0.533-0.356s-0.533 0.178-0.711 0.356l-1.6 1.6c-0.178 0.178-0.356 0.533-0.356 0.711s0.178 0.533 0.356 0.711l10.311 10.489h-33.778c-0.178 0-0.533 0.178-0.711 0.356-0.356 0.178-0.533 0.356-0.533 0.711v2.311c0 0.178 0.178 0.533 0.356 0.711z"></path>
 </symbol>
+<symbol id="icon-play" viewBox="0 0 22 28">
+<path d="M21.625 14.484l-20.75 11.531c-0.484 0.266-0.875 0.031-0.875-0.516v-23c0-0.547 0.391-0.781 0.875-0.516l20.75 11.531c0.484 0.266 0.484 0.703 0 0.969z"></path>
+</symbol>
+<symbol id="icon-pause" viewBox="0 0 24 28">
+<path d="M24 3v22c0 0.547-0.453 1-1 1h-8c-0.547 0-1-0.453-1-1v-22c0-0.547 0.453-1 1-1h8c0.547 0 1 0.453 1 1zM10 3v22c0 0.547-0.453 1-1 1h-8c-0.547 0-1-0.453-1-1v-22c0-0.547 0.453-1 1-1h8c0.547 0 1 0.453 1 1z"></path>
+</symbol>
 </defs>
 </svg>
diff --git a/src/wp-content/themes/twentyseventeen/inc/custom-header.php b/src/wp-content/themes/twentyseventeen/inc/custom-header.php
index c137ccc41a..fbf38ed592 100644
--- a/src/wp-content/themes/twentyseventeen/inc/custom-header.php
+++ b/src/wp-content/themes/twentyseventeen/inc/custom-header.php
@@ -94,3 +94,13 @@ function twentyseventeen_header_style() {
 	<?php
 }
 endif; // End of twentyseventeen_header_style.
+
+/**
+ * Customize video play/pause button in the custom header.
+ */
+function twentyseventeen_video_controls( $settings ) {
+	$settings['l10n']['play'] = '<span class="screen-reader-text">' . __( 'Play background video', 'twentyseventeen' ) . '</span>' . twentyseventeen_get_svg( array( 'icon' => 'play' ) );
+	$settings['l10n']['pause'] = '<span class="screen-reader-text">' . __( 'Pause background video', 'twentyseventeen' ) . '</span>' . twentyseventeen_get_svg( array( 'icon' => 'pause' ) );
+	return $settings;
+}
+add_filter( 'header_video_settings', 'twentyseventeen_video_controls' );
diff --git a/src/wp-content/themes/twentyseventeen/rtl.css b/src/wp-content/themes/twentyseventeen/rtl.css
index 84a74601c7..059355a8a0 100644
--- a/src/wp-content/themes/twentyseventeen/rtl.css
+++ b/src/wp-content/themes/twentyseventeen/rtl.css
@@ -95,12 +95,16 @@ input[type="checkbox"] {
 
 /* Front Page */
 
+.wp-custom-header-video-button {
+	left: 30px;
+	right: auto;
+}
+
 .twentyseventeen-panel .recent-posts .entry-header .edit-link {
 	margin-left: 0;
 	margin-right: 1em;
 }
 
-
 /* Blog, Archive, Search */
 
 .blog .entry-meta a.post-edit-link,
diff --git a/src/wp-content/themes/twentyseventeen/style.css b/src/wp-content/themes/twentyseventeen/style.css
index 1610482a04..6e8e9984b1 100644
--- a/src/wp-content/themes/twentyseventeen/style.css
+++ b/src/wp-content/themes/twentyseventeen/style.css
@@ -1680,6 +1680,32 @@ body:not(.title-tagline-hidden) .site-branding-text {
 	transform: translateX(-50%) translateY(-50%);
 }
 
+.wp-custom-header .wp-custom-header-video-button { /* Speficity prevents .color-dark button overrides */
+	background-color: rgba( 34, 34, 34, 0.5 );
+	border: 1px solid rgba( 255, 255, 255, 0.6 );
+	color: rgba( 255, 255, 255, 0.6 );
+	height: 45px;
+	overflow: hidden;
+	padding: 0;
+	position: fixed;
+	right: 30px;
+	top: 30px;
+	-webkit-transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out, color 0.3s ease-in-out;
+	transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out, color 0.3s ease-in-out;
+	width: 45px;
+}
+
+.wp-custom-header .wp-custom-header-video-button:hover,
+.wp-custom-header .wp-custom-header-video-button:focus { /* SSpeficity prevents .color-dark button overrides */
+	border-color: rgba( 255, 255, 255, 0.8 );
+	background-color: rgba( 34, 34, 34, 0.8 );
+	color: #fff;
+}
+
+.admin-bar .wp-custom-header-video-button {
+	top: 62px;
+}
+
 .has-header-image:not(.twentyseventeen-front-page):not(.home) .custom-header-image img {
 	bottom: 0;
 	position: absolute;