<p><a target="_blank" rel="noopener noreferrer" href="https://user-images.githubusercontent.com/518939/75429033-ce80ec00-5951-11ea-9697-d40eb74d4f6d.png"><img src="https://user-images.githubusercontent.com/518939/75429033-ce80ec00-5951-11ea-9697-d40eb74d4f6d.png" alt="image" style="max-width:100%;"></a></p>
<p>but it seems to me when any block is open, not the menu, the shadow looks necessary, which separates the header from the block with additional content</p>

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