diff --git a/src/js/media/views/button/select-mode-toggle.js b/src/js/media/views/button/select-mode-toggle.js
index 2c2335bcd56f6..858c0e16cb2e4 100644
--- a/src/js/media/views/button/select-mode-toggle.js
+++ b/src/js/media/views/button/select-mode-toggle.js
@@ -40,7 +40,7 @@ SelectModeToggle = Button.extend(/** @lends wp.media.view.SelectModeToggle.proto
 
 	render: function() {
 		Button.prototype.render.apply( this, arguments );
-		this.$el.addClass( 'select-mode-toggle-button' );
+		this.$el.addClass( 'select-mode-toggle-button button-compact' );
 		return this;
 	},
 
diff --git a/src/wp-admin/css/common.css b/src/wp-admin/css/common.css
index 63e960b482c00..f48b8048c76e5 100644
--- a/src/wp-admin/css/common.css
+++ b/src/wp-admin/css/common.css
@@ -1417,6 +1417,17 @@ th.action-links {
 		padding: 0;
 		width: 50%;
 	}
+
+	.wp-filter .search-form input[type="search"] {
+		min-height: 40px;
+		padding: 0 12px;
+	}
+
+	.wp-filter .search-form select,
+	.wp-filter .filter-items select {
+		min-height: 40px;
+		padding: 0 24px 0 12px;
+	}
 }
 
 @media only screen and (max-width: 320px) {
diff --git a/src/wp-admin/css/forms.css b/src/wp-admin/css/forms.css
index f2e5f9dcc5b53..23062c69d1839 100644
--- a/src/wp-admin/css/forms.css
+++ b/src/wp-admin/css/forms.css
@@ -1944,6 +1944,7 @@ table.form-table td .updated p {
 	.options-general-php input[type="text"].small-text {
 		max-width: 6.25em;
 		margin: 0;
+		min-height: 40px;
 	}
 
 	/* Privacy Policy settings screen */
diff --git a/src/wp-admin/css/list-tables.css b/src/wp-admin/css/list-tables.css
index fd28e5176f1b1..64ab14b4ffd99 100644
--- a/src/wp-admin/css/list-tables.css
+++ b/src/wp-admin/css/list-tables.css
@@ -1586,13 +1586,6 @@ div.action-links,
 	margin: 0; /* Override existing margins */
 }
 
-/* Use compact size for space-constrained plugin cards */
-.plugin-action-buttons li .button {
-	min-height: 32px;
-	line-height: 2.30769231; /* 30px for 32px min-height */
-	padding: 0 12px;
-}
-
 .plugin-card h3 {
 	margin: 0 12px 16px 0;
 	font-size: 18px;
diff --git a/src/wp-admin/css/media.css b/src/wp-admin/css/media.css
index ae21bb77d3f82..0968085eb5956 100644
--- a/src/wp-admin/css/media.css
+++ b/src/wp-admin/css/media.css
@@ -1413,6 +1413,16 @@ audio, video {
 		top: 46px;
 		right: 10px;
 	}
+
+	.media-frame.mode-grid .media-toolbar select {
+		min-height: 40px;
+		padding: 0 24px 0 12px;
+	}
+
+	.media-frame.mode-grid .media-toolbar input[type="search"] {
+		min-height: 40px;
+		padding: 0 12px;
+	}
 }
 
 @media only screen and (max-width: 600px) {
diff --git a/src/wp-admin/css/themes.css b/src/wp-admin/css/themes.css
index 4a644974c50c4..1c7d5928a8210 100644
--- a/src/wp-admin/css/themes.css
+++ b/src/wp-admin/css/themes.css
@@ -119,9 +119,6 @@ body.js .theme-browser.search-loading {
 .theme-browser .theme .theme-actions .button {
 	float: none;
 	margin-left: 3px;
-	min-height: 32px;
-	line-height: 2.30769231; /* 30px for 32px min-height */
-	padding: 0 12px;
 }
 
 .theme-browser .theme .theme-actions .button.updated-message::before,
diff --git a/src/wp-admin/includes/class-wp-media-list-table.php b/src/wp-admin/includes/class-wp-media-list-table.php
index 572dc154de639..7c8400344596b 100644
--- a/src/wp-admin/includes/class-wp-media-list-table.php
+++ b/src/wp-admin/includes/class-wp-media-list-table.php
@@ -242,12 +242,12 @@ protected function extra_tablenav( $which ) {
 			/** This action is documented in wp-admin/includes/class-wp-posts-list-table.php */
 			do_action( 'restrict_manage_posts', $this->screen->post_type, $which );
 
-			submit_button( __( 'Filter' ), 'button-compact', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
+			submit_button( __( 'Filter' ), 'button-compact', 'filter_action', false );
 
 			if ( $this->is_trash && $this->has_items()
 				&& current_user_can( 'edit_others_posts' )
 			) {
-				submit_button( __( 'Empty Trash' ), 'apply', 'delete_all', false );
+				submit_button( __( 'Empty Trash' ), 'apply button-compact', 'delete_all', false );
 			}
 			?>
 		</div>
@@ -351,7 +351,7 @@ public function views() {
 					?>
 					</label>
 					<input type="search" id="media-search-input" class="search" name="s" value="<?php _admin_search_query(); ?>">
-					<input id="search-submit" type="submit" class="button" value="<?php esc_attr_e( 'Search Media' ); ?>">
+					<input id="search-submit" type="submit" class="button button-compact" value="<?php esc_attr_e( 'Search Media' ); ?>">
 				</p>
 			</div>
 		</div>
diff --git a/src/wp-admin/includes/plugin-install.php b/src/wp-admin/includes/plugin-install.php
index 7607b8823bb99..6b1a615a57ab8 100644
--- a/src/wp-admin/includes/plugin-install.php
+++ b/src/wp-admin/includes/plugin-install.php
@@ -940,7 +940,7 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 				if ( $status['url'] ) {
 					if ( $compatible_php && $compatible_wp && $all_plugin_dependencies_installed && ! empty( $data->download_link ) ) {
 						$button = sprintf(
-							'<a class="install-now button" data-slug="%s" href="%s" aria-label="%s" data-name="%s" role="button">%s</a>',
+							'<a class="install-now button button-compact" data-slug="%s" href="%s" aria-label="%s" data-name="%s" role="button">%s</a>',
 							esc_attr( $data->slug ),
 							esc_url( $status['url'] ),
 							/* translators: %s: Plugin name and version. */
@@ -950,7 +950,7 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 						);
 					} else {
 						$button = sprintf(
-							'<button type="button" class="install-now button button-disabled" disabled="disabled">%s</button>',
+							'<button type="button" class="install-now button button-compact button-disabled" disabled="disabled">%s</button>',
 							_x( 'Install Now', 'plugin' )
 						);
 					}
@@ -961,7 +961,7 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 				if ( $status['url'] ) {
 					if ( $compatible_php && $compatible_wp ) {
 						$button = sprintf(
-							'<a class="update-now button aria-button-if-js" data-plugin="%s" data-slug="%s" href="%s" aria-label="%s" data-name="%s" role="button">%s</a>',
+							'<a class="update-now button button-compact aria-button-if-js" data-plugin="%s" data-slug="%s" href="%s" aria-label="%s" data-name="%s" role="button">%s</a>',
 							esc_attr( $status['file'] ),
 							esc_attr( $data->slug ),
 							esc_url( $status['url'] ),
@@ -972,7 +972,7 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 						);
 					} else {
 						$button = sprintf(
-							'<button type="button" class="button button-disabled" disabled="disabled">%s</button>',
+							'<button type="button" class="button button-compact button-disabled" disabled="disabled">%s</button>',
 							_x( 'Update Now', 'plugin' )
 						);
 					}
@@ -983,7 +983,7 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 			case 'newer_installed':
 				if ( is_plugin_active( $status['file'] ) ) {
 					$button = sprintf(
-						'<button type="button" class="button button-disabled" disabled="disabled">%s</button>',
+						'<button type="button" class="button button-compact button-disabled" disabled="disabled">%s</button>',
 						_x( 'Active', 'plugin' )
 					);
 				} elseif ( current_user_can( 'activate_plugin', $status['file'] ) ) {
@@ -1008,7 +1008,7 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 						}
 
 						$button = sprintf(
-							'<a href="%1$s" data-name="%2$s" data-slug="%3$s" data-plugin="%4$s" class="button button-primary activate-now" aria-label="%5$s" role="button">%6$s</a>',
+							'<a href="%1$s" data-name="%2$s" data-slug="%3$s" data-plugin="%4$s" class="button button-compact button-primary activate-now" aria-label="%5$s" role="button">%6$s</a>',
 							esc_url( $activate_url ),
 							esc_attr( $name ),
 							esc_attr( $data->slug ),
@@ -1018,13 +1018,13 @@ function wp_get_plugin_action_button( $name, $data, $compatible_php, $compatible
 						);
 					} else {
 						$button = sprintf(
-							'<button type="button" class="button button-disabled" disabled="disabled">%s</button>',
+							'<button type="button" class="button button-compact button-disabled" disabled="disabled">%s</button>',
 							is_network_admin() ? _x( 'Network Activate', 'plugin' ) : _x( 'Activate', 'plugin' )
 						);
 					}
 				} else {
 					$button = sprintf(
-						'<button type="button" class="button button-disabled" disabled="disabled">%s</button>',
+						'<button type="button" class="button button-compact button-disabled" disabled="disabled">%s</button>',
 						_x( 'Installed', 'plugin' )
 					);
 				}
diff --git a/src/wp-admin/theme-install.php b/src/wp-admin/theme-install.php
index 5723f8e6244cc..26fbe6c0b6b26 100644
--- a/src/wp-admin/theme-install.php
+++ b/src/wp-admin/theme-install.php
@@ -408,21 +408,21 @@
 					?>
 					<# if ( data.activate_url ) { #>
 						<# if ( ! data.active ) { #>
-							<a class="button button-primary activate" href="{{ data.activate_url }}" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _e( 'Activate' ); ?></a>
+							<a class="button button-compact button-primary activate" href="{{ data.activate_url }}" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _e( 'Activate' ); ?></a>
 						<# } else { #>
-							<button class="button button-primary disabled"><?php _ex( 'Activated', 'theme' ); ?></button>
+							<button class="button button-compact button-primary disabled"><?php _ex( 'Activated', 'theme' ); ?></button>
 						<# } #>
 					<# } #>
 					<# if ( data.customize_url ) { #>
 						<# if ( ! data.active ) { #>
 							<# if ( ! data.block_theme ) { #>
-								<a class="button load-customize" href="{{ data.customize_url }}"><?php _e( 'Live Preview' ); ?></a>
+								<a class="button button-compact load-customize" href="{{ data.customize_url }}"><?php _e( 'Live Preview' ); ?></a>
 							<# } #>
 						<# } else { #>
-							<a class="button load-customize" href="{{ data.customize_url }}"><?php _e( 'Customize' ); ?></a>
+							<a class="button button-compact load-customize" href="{{ data.customize_url }}"><?php _e( 'Customize' ); ?></a>
 						<# } #>
 					<# } else { #>
-						<button class="button preview install-theme-preview"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
+						<button class="button button-compact preview install-theme-preview"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
 					<# } #>
 				<# } else { #>
 					<?php
@@ -430,12 +430,12 @@
 					$aria_label = sprintf( _x( 'Cannot Activate %s', 'theme' ), '{{ data.name }}' );
 					?>
 					<# if ( data.activate_url ) { #>
-						<a class="button button-primary disabled" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _ex( 'Cannot Activate', 'theme' ); ?></a>
+						<a class="button button-compact button-primary disabled" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _ex( 'Cannot Activate', 'theme' ); ?></a>
 					<# } #>
 					<# if ( data.customize_url ) { #>
-						<a class="button disabled"><?php _e( 'Live Preview' ); ?></a>
+						<a class="button button-compact disabled"><?php _e( 'Live Preview' ); ?></a>
 					<# } else { #>
-						<button class="button disabled"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
+						<button class="button button-compact disabled"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
 					<# } #>
 				<# } #>
 			<# } else { #>
@@ -444,15 +444,15 @@
 					/* translators: %s: Theme name. */
 					$aria_label = sprintf( _x( 'Install %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary theme-install" data-name="{{ data.name }}" data-slug="{{ data.id }}" href="{{ data.install_url }}" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _e( 'Install' ); ?></a>
-					<button class="button preview install-theme-preview"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
+					<a class="button button-compact button-primary theme-install" data-name="{{ data.name }}" data-slug="{{ data.id }}" href="{{ data.install_url }}" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _e( 'Install' ); ?></a>
+					<button class="button button-compact preview install-theme-preview"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
 				<# } else { #>
 					<?php
 					/* translators: %s: Theme name. */
 					$aria_label = sprintf( _x( 'Cannot Install %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary disabled" data-name="{{ data.name }}" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _ex( 'Cannot Install', 'theme' ); ?></a>
-					<button class="button disabled"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
+					<a class="button button-compact button-primary disabled" data-name="{{ data.name }}" aria-label="<?php echo esc_attr( $aria_label ); ?>"><?php _ex( 'Cannot Install', 'theme' ); ?></a>
+					<button class="button button-compact disabled"><?php echo esc_html_x( 'Preview', 'verb' ); ?></button>
 				<# } #>
 			<# } #>
 		</div>
diff --git a/src/wp-admin/themes.php b/src/wp-admin/themes.php
index ca9f52b2a164f..226acc94a0a32 100644
--- a/src/wp-admin/themes.php
+++ b/src/wp-admin/themes.php
@@ -609,7 +609,7 @@
 				/* translators: %s: Theme name. */
 				$customize_aria_label = sprintf( _x( 'Customize %s', 'theme' ), $theme['name'] );
 				?>
-				<a class="button button-primary customize load-customize hide-if-no-customize"
+				<a class="button button-compact button-primary customize load-customize hide-if-no-customize"
 					href="<?php echo esc_url( $theme['actions']['customize'] ); ?>"
 					aria-label="<?php echo esc_attr( $customize_aria_label ); ?>"
 				><?php _e( 'Customize' ); ?></a>
@@ -619,7 +619,7 @@
 			/* translators: %s: Theme name. */
 			$aria_label = sprintf( _x( 'Activate %s', 'theme' ), '{{ data.name }}' );
 			?>
-			<a class="button activate"
+			<a class="button button-compact activate"
 				href="<?php echo esc_url( $theme['actions']['activate'] ); ?>"
 				aria-label="<?php echo esc_attr( $aria_label ); ?>"
 			><?php _e( 'Activate' ); ?></a>
@@ -630,7 +630,7 @@
 				/* translators: %s: Theme name. */
 				$live_preview_aria_label = sprintf( _x( 'Live Preview %s', 'theme' ), '{{ data.name }}' );
 				?>
-				<a class="button button-primary load-customize hide-if-no-customize"
+				<a class="button button-compact button-primary load-customize hide-if-no-customize"
 					href="<?php echo esc_url( $theme['actions']['customize'] ); ?>"
 					aria-label="<?php echo esc_attr( $live_preview_aria_label ); ?>"
 				><?php _e( 'Live Preview' ); ?></a>
@@ -640,7 +640,7 @@
 			/* translators: %s: Theme name. */
 			$aria_label = sprintf( _x( 'Cannot Activate %s', 'theme' ), '{{ data.name }}' );
 			?>
-			<a class="button disabled"
+			<a class="button button-compact disabled"
 				aria-label="<?php echo esc_attr( $aria_label ); ?>"
 			><?php _ex( 'Cannot Activate', 'theme' ); ?></a>
 
@@ -649,7 +649,7 @@
 				/* translators: %s: Theme name. */
 				$live_preview_aria_label = sprintf( _x( 'Live Preview %s', 'theme' ), '{{ data.name }}' );
 				?>
-				<a class="button button-primary hide-if-no-customize disabled"
+				<a class="button button-compact button-primary hide-if-no-customize disabled"
 					aria-label="<?php echo esc_attr( $live_preview_aria_label ); ?>"
 				><?php _e( 'Live Preview' ); ?></a>
 			<?php } ?>
@@ -1001,7 +1001,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$customize_aria_label = sprintf( _x( 'Customize %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary customize load-customize hide-if-no-customize"
+					<a class="button button-compact button-primary customize load-customize hide-if-no-customize"
 						href="{{{ data.actions.customize }}}"
 						aria-label="<?php echo esc_attr( $customize_aria_label ); ?>"
 					><?php _e( 'Customize' ); ?></a>
@@ -1012,7 +1012,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$aria_label = sprintf( _x( 'Activate %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button activate"
+					<a class="button button-compact activate"
 						href="{{{ data.actions.activate }}}"
 						aria-label="<?php echo esc_attr( $aria_label ); ?>"
 					><?php _e( 'Activate' ); ?></a>
@@ -1021,7 +1021,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$live_preview_aria_label = sprintf( _x( 'Live Preview %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary load-customize hide-if-no-customize"
+					<a class="button button-compact button-primary load-customize hide-if-no-customize"
 						href="{{{ data.actions.customize }}}"
 						aria-label="<?php echo esc_attr( $live_preview_aria_label ); ?>"
 					><?php _e( 'Live Preview' ); ?></a>
@@ -1030,7 +1030,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$aria_label = sprintf( _x( 'Cannot Activate %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button disabled"
+					<a class="button button-compact disabled"
 						aria-label="<?php echo esc_attr( $aria_label ); ?>"
 					><?php _ex( 'Cannot Activate', 'theme' ); ?></a>
 
@@ -1038,7 +1038,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$live_preview_aria_label = sprintf( _x( 'Live Preview %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary hide-if-no-customize disabled"
+					<a class="button button-compact button-primary hide-if-no-customize disabled"
 						aria-label="<?php echo esc_attr( $live_preview_aria_label ); ?>"
 					><?php _e( 'Live Preview' ); ?></a>
 				<# } #>
@@ -1251,7 +1251,7 @@ function wp_theme_auto_update_setting_template() {
 
 		<div class="theme-actions">
 			<div class="active-theme">
-				<a class="button button-primary customize load-customize hide-if-no-customize"
+				<a class="button button-compact button-primary customize load-customize hide-if-no-customize"
 					href="{{{ data.actions.customize }}}"
 				><?php _e( 'Customize' ); ?></a>
 				<?php echo implode( ' ', $current_theme_actions ); ?>
@@ -1263,7 +1263,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$live_preview_aria_label = sprintf( _x( 'Live Preview %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary load-customize hide-if-no-customize"
+					<a class="button button-compact button-primary load-customize hide-if-no-customize"
 						href="{{{ data.actions.customize }}}"
 						aria-label="<?php echo esc_attr( $live_preview_aria_label ); ?>"
 					><?php _e( 'Live Preview' ); ?></a>
@@ -1273,7 +1273,7 @@ function wp_theme_auto_update_setting_template() {
 						/* translators: %s: Theme name. */
 						$aria_label = sprintf( _x( 'Activate %s', 'theme' ), '{{ data.name }}' );
 						?>
-						<a class="button activate"
+						<a class="button button-compact activate"
 							href="{{{ data.actions.activate }}}"
 							aria-label="<?php echo esc_attr( $aria_label ); ?>"
 						><?php _e( 'Activate' ); ?></a>
@@ -1283,7 +1283,7 @@ function wp_theme_auto_update_setting_template() {
 					/* translators: %s: Theme name. */
 					$live_preview_aria_label = sprintf( _x( 'Live Preview %s', 'theme' ), '{{ data.name }}' );
 					?>
-					<a class="button button-primary hide-if-no-customize disabled"
+					<a class="button button-compact button-primary hide-if-no-customize disabled"
 						aria-label="<?php echo esc_attr( $live_preview_aria_label ); ?>"
 					><?php _e( 'Live Preview' ); ?></a>
 
@@ -1292,7 +1292,7 @@ function wp_theme_auto_update_setting_template() {
 						/* translators: %s: Theme name. */
 						$aria_label = sprintf( _x( 'Cannot Activate %s', 'theme' ), '{{ data.name }}' );
 						?>
-						<a class="button disabled"
+						<a class="button button-compact disabled"
 							aria-label="<?php echo esc_attr( $aria_label ); ?>"
 						><?php _ex( 'Cannot Activate', 'theme' ); ?></a>
 					<# } #>
@@ -1304,7 +1304,7 @@ function wp_theme_auto_update_setting_template() {
 				/* translators: %s: Theme name. */
 				$aria_label = sprintf( _x( 'Delete %s', 'theme' ), '{{ data.name }}' );
 				?>
-				<a class="button delete-theme"
+				<a class="button button-compact delete-theme"
 					href="{{{ data.actions['delete'] }}}"
 					aria-label="<?php echo esc_attr( $aria_label ); ?>"
 				><?php _e( 'Delete' ); ?></a>