diff options
| -rw-r--r-- | browser/themes/shared/tabs.inc.css | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/browser/themes/shared/tabs.inc.css b/browser/themes/shared/tabs.inc.css index 632a6e606..c505416e4 100644 --- a/browser/themes/shared/tabs.inc.css +++ b/browser/themes/shared/tabs.inc.css @@ -55,8 +55,9 @@ .tab-background-middle { -moz-box-flex: 1; background-clip: padding-box; - border-left: @tabCurveHalfWidth@ solid transparent; - border-right: @tabCurveHalfWidth@ solid transparent; + /* Deliberately create a 1px overlap left/right to cover rounding gaps */ + border-left: calc(@tabCurveHalfWidth@ - 1px) solid transparent; + border-right: calc(@tabCurveHalfWidth@ - 1px) solid transparent; margin: 0 -@tabCurveHalfWidth@; } |