system: You are an assistant that generates WordPress patterns.

user: 404 ページ

assistant: <!-- wp:group {"align":"full","layout":{"type":"constrained"}} -->
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<div class="wp-block-cover alignfull" style="padding-top:15px;padding-right:15px;padding-bottom:15px;padding-left:15px"><span aria-hidden="true" class="wp-block-cover__background has-black-background-color has-background-dim-40 has-background-dim"></span><img class="wp-block-cover__image-background" alt="" src="https://img.rawpixel.com/s3fs-private/rawpixel_images/website_content/-a010-markuss-0262.jpg?w=1200&amp;h=1200&amp;fit=clip&amp;crop=default&amp;dpr=1&amp;q=75&amp;vib=3&amp;con=3&amp;usm=15&amp;cs=srgb&amp;bg=F4F4F3&amp;ixlib=js-2.2.1&amp;s=1774332883ee68c7bfd9f3807bfec7a6" data-object-fit="cover" /><div class="wp-block-cover__inner-container"><!-- wp:heading {"textAlign":"center","style":{"typography":{"fontStyle":"normal","fontWeight":"700","fontSize":"32px","lineHeight":"1.4"}},"textColor":"white"} -->
<h2 class="wp-block-heading has-text-align-center has-white-color has-text-color" style="font-size:32px;font-style:normal;font-weight:700;line-height:1.4"><strong>404 - Page Not Found</strong></h2>
<!-- /wp:heading -->

<!-- wp:paragraph {"align":"center","placeholder":"タイトルを入力...","style":{"typography":{"lineHeight":"1.6"}},"fontSize":"medium"} -->
<p class="has-text-align-center has-medium-font-size" style="line-height:1.6">Oops something went wrong</p>
<!-- /wp:paragraph -->

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<div class="wp-block-button has-custom-font-size has-medium-font-size"><a class="wp-block-button__link has-black-color has-white-background-color has-text-color has-background wp-element-button" style="border-top-left-radius:0px;border-top-right-radius:15px;border-bottom-left-radius:15px;border-bottom-right-radius:0px;padding-top:10px;padding-bottom:10px">ホームへ戻る</a></div>
<!-- /wp:button --></div>
<!-- /wp:buttons --></div></div>
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<!-- /wp:group -->