Ensure children of template parts are properly sized.

seedlet/assets/sass/blocks/utilities/_style.scss

@@ -4,7 +4,8 @@
  * These selectors set the default max width for content appearing inside a post or page.
  */
 .entry-content > *:not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce),
-*[class*="inner-container"] > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce) {
+*[class*="inner-container"] > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce),
+.wp-block-template-part > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce) {
 	@extend %responsive-aligndefault-width;
 }
 

seedlet/style-rtl.css

@@ -337,7 +337,8 @@ Included in theme screenshot and in block patterns.
  * Extends
  */
 .default-max-width, hr.wp-block-separator.is-style-wide, .entry-content > *:not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce),
-*[class*="inner-container"] > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce), .entry-content .wp-audio-shortcode, .post-thumbnail, .navigation {
+*[class*="inner-container"] > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce),
+.wp-block-template-part > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce), .entry-content .wp-audio-shortcode, .post-thumbnail, .navigation {
 	max-width: var(--responsive--aligndefault-width);
 	margin-right: auto;
 	margin-left: auto;

seedlet/style.css

@@ -337,7 +337,8 @@ Included in theme screenshot and in block patterns.
  * Extends
  */
 .default-max-width, hr.wp-block-separator.is-style-wide, .entry-content > *:not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce),
-*[class*="inner-container"] > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce), .entry-content .wp-audio-shortcode, .post-thumbnail, .navigation {
+*[class*="inner-container"] > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce),
+.wp-block-template-part > *:not(.entry-content):not(.alignwide):not(.alignfull):not(.alignleft):not(.alignright):not(.wp-block-separator):not(.entry-attachment):not(.woocommerce), .entry-content .wp-audio-shortcode, .post-thumbnail, .navigation {
 	max-width: var(--responsive--aligndefault-width);
 	margin-left: auto;
 	margin-right: auto;