.wp-block-code code{
  background:none;
}

• [D] code
• [F] block.json
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• [F] editor-rtl.css
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• [F] editor-rtl.min.css
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• [F] editor.css
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• [F] editor.min.css
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• [F] style-rtl.css
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• [F] style-rtl.min.css
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• [F] style.css
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• [F] style.min.css
  Delete
• [F] theme-rtl.css
  Delete
• [F] theme-rtl.min.css
  Delete
• [F] theme.css
  Delete
• [F] theme.min.css
  Delete