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- Customize marketing email section styling
Customize marketing email section styling
Last updated: August 26, 2026
Available with any of the following subscriptions, except where noted:
-
Marketing Hub Professional, Enterprise
To further customize the design of your marketing emails, you can add rounded corners, borders, margins, and padding to individual sections.
Add rounded corners to a section
- In your HubSpot account, click More, then navigate to Marketing > Email. If More doesn't appear in your account, navigate to Marketing > Email directly.
- Click the name of an existing email, or click Create email in the top right.
- In the email editor, click a section.
- To add uniform corner rounding:
- In the Rounded corners section of the sidebar editor, select the Apply to all sides checkbox.
- In the Top left field, enter the corner radius in pixels that you want for all corners.
- To add unique rounding to each corner:
- In the Rounded corners section, enter the corner radius in pixels that you want in the Top left field.
- Repeat for the Top right, Bottom left, and Bottom right fields.
Please note: rounded corners will appear as square corners in Classic Outlook for Windows.

Add a border to a section
- In your HubSpot account, click More, then navigate to Marketing > Email. If More doesn't appear in your account, navigate to Marketing > Email directly.
- Click the name of an existing email, or click Create email in the top right.
- In the email editor, click a section.
- In the Borders section of the sidebar editor, click the Border style dropdown menu and select a style.
- Enter the width in pixels of the border.
- To set the border's color, enter a hexadecimal value, or click the color picker and select a color.
- To select which sides of the section have the border, click Top, Right, Bottom, or Left. Any combination of sides can be selected.

Adjust section margins and padding
- In your HubSpot account, click More, then navigate to Marketing > Email. If More doesn't appear in your account, navigate to Marketing > Email directly.
- Click the name of an existing email, or click Create email in the top right.
- In the email editor, click a section.
- To adjust the top and bottom padding of the section:
- In the Borders section of the sidebar editor, select Apply to all sides if you want the same padding on the top and bottom.
- In the Top field, enter a padding value in pixels. Repeat for the Bottom field if you are setting separate padding.
- To adjust the top and bottom margins of the section:
- In the Borders section of the sidebar editor, select Apply to all sides if you want the same margins on the top and bottom.
- In the Top field, enter a margin value in pixels. Repeat for the Bottom field if you are setting separate margins.

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