border-collapse

Sets whether cells inside a <table> have shared or separate borders.

Estimated Support About

63.41% supported

Apple Mail

macOS

2023-12

iOS

2023-12

Gmail

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

Mobile Webmail

2023-12

Outlook

Windows

2023-12

Windows Mail

2023-12

macOS

2023-12

Outlook.com

2023-12

iOS

2023-12

Android

2023-12

Yahoo! Mail

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

AOL

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

Samsung Email

Android

2023-12

Mozilla Thunderbird

macOS

2023-12

ProtonMail

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

Fastmail

Desktop Webmail

2023-12

HEY

Desktop Webmail

2023-12

Orange

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

LaPoste.net

Desktop Webmail

2023-12

SFR

Desktop Webmail

2024-03

iOS

2024-03

Android

2024-03

GMX

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

1&1

Desktop Webmail

2023-12

Android

2023-12

Mail.ru

Desktop Webmail

2023-12

WEB.DE

Desktop Webmail

2023-12

iOS

2023-12

Android

2023-12

WP.pl

Desktop Webmail

2024-04