- VSCode Version: 1.22.2 - OS Version: macOS High Sierra 10.13.3 Active tab borders look great on normal tabs <img width="383" alt="screen shot 1397-02-06 at 8 41 43 pm" src="https://user-images.githubusercontent.com/2157285/39318144-970477a4-4992-11e8-8059-7b5ddc40c368.png"> But the first tab has `1px` margin on the left and right sides which makes it look bad: <img width="384" alt="screen shot 1397-02-06 at 8 41 49 pm" src="https://user-images.githubusercontent.com/2157285/39318145-97326920-4992-11e8-92a9-f7f3fea02e85.png"> By magnification you'll see: <img alt="screen shot 1397-02-06 at 8 44 36 pm" src="https://user-images.githubusercontent.com/2157285/39318225-cf18e0a8-4992-11e8-9c40-5a178e022fe6.png"> <img width="164" alt="screen shot 1397-02-06 at 8 46 40 pm" src="https://user-images.githubusercontent.com/2157285/39318277-f8479000-4992-11e8-9060-b2f0192c33c2.png">