Restored `output_search_promotion_block` and some of the CSS for `.addons-wcs-banner-block`.

assets/css/admin.scss

@@ -255,6 +255,13 @@
 		width: 124px;
 	}
 
+	.addons-wcs-banner-block {
+		background: #fff;
+		border: 1px solid #ddd;
+		margin: 0 0 1em 0;
+		padding: 2em 2em 1em;
+	}
+
 	.addons-column {
 		flex: 1;
 		width: 50%;
@@ -6596,6 +6603,29 @@ table.bar_chart {
 	.woocommerce_options_panel p.form-field {
 		padding: 5px 20px !important;
 	}
+
+	.addons-wcs-banner-block {
+		flex-direction: column;
+	}
+
+	.wc-addons-wrap {
+
+		.addons-wcs-banner-block {
+			padding: 40px;
+		}
+
+		.addons-wcs-banner-block-image {
+			padding: 1em;
+			text-align: center;
+			width: 100%;
+			padding: 2em 0;
+			margin: 0;
+
+			.addons-img {
+				margin: 0;
+			}
+		}
+	}
 }
 
 /**

includes/admin/class-wc-admin-addons.php

@@ -469,6 +469,37 @@ class WC_Admin_Addons {
 		return $formatted_promotions;
 	}
 
+	/**
+	 * Output the HTML for the promotion block.
+	 *
+	 * @param array $promotion Array of promotion block data.
+	 * @return void
+	 */
+	public static function output_search_promotion_block( array $promotion ) {
+		?>
+		<div class="addons-wcs-banner-block">
+			<div class="addons-wcs-banner-block-image">
+				<img
+					class="addons-img"
+					src="<?php echo esc_url( $promotion['image'] ); ?>"
+					alt="<?php echo esc_attr( $promotion['image_alt'] ); ?>"
+				/>
+			</div>
+			<div class="addons-wcs-banner-block-content">
+				<h1><?php echo esc_html( $promotion['title'] ); ?></h1>
+				<p><?php echo esc_html( $promotion['description'] ); ?></p>
+				<?php
+				if ( ! empty( $promotion['actions'] ) ) {
+					foreach ( $promotion['actions'] as $action ) {
+						self::output_promotion_action( $action );
+					}
+				}
+				?>
+			</div>
+		</div>
+		<?php
+	}
+
 	/**
 	 * Map data from different endpoints to a universal format
 	 *