diff --git a/css/leptonChrome.css b/css/leptonChrome.css
index 59b313a..966ea8c 100644
--- a/css/leptonChrome.css
+++ b/css/leptonChrome.css
@@ -9038,10 +9038,11 @@
       display: block;
       position: absolute;
       top: 50%;
+      left: var(--tab-inline-padding);
       transform: translate(var(--uc-container-position-x), var(--uc-container-position-y));
       /* Shape */
       border-bottom: 2px solid var(--identity-icon-color);
-      width: calc(100% - 30px);
+      width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
       opacity: 0.75;
     }
     .tabbrowser-tab[visuallyselected] .tab-content::before {
@@ -9052,7 +9053,7 @@
         width: 25%;
       }
       .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
-        width: calc(100% - 30px);
+        width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
       }
       #tabbrowser-tabs[closebuttons="activetab"] .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
         width: calc(100% - 33px);
@@ -24436,10 +24437,11 @@
     display: block;
     position: absolute;
     top: 50%;
+    left: var(--tab-inline-padding);
     transform: translate(var(--uc-container-position-x), var(--uc-container-position-y));
     /* Shape */
     border-bottom: 2px solid var(--identity-icon-color);
-    width: calc(100% - 30px);
+    width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
     opacity: 0.75;
   }
 }
@@ -24453,7 +24455,7 @@
     width: 25%;
   }
   .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
-    width: calc(100% - 30px);
+    width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
   }
   #tabbrowser-tabs[closebuttons="activetab"] .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
     width: calc(100% - 33px);
diff --git a/css/leptonChromeESR.css b/css/leptonChromeESR.css
index cdcae4c..e09a800 100644
--- a/css/leptonChromeESR.css
+++ b/css/leptonChromeESR.css
@@ -9497,10 +9497,11 @@
       display: block;
       position: absolute;
       top: 50%;
+      left: var(--tab-inline-padding);
       transform: translate(var(--uc-container-position-x), var(--uc-container-position-y));
       /* Shape */
       border-bottom: 2px solid var(--identity-icon-color);
-      width: calc(100% - 30px);
+      width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
       opacity: 0.75;
     }
     .tabbrowser-tab[visuallyselected] .tab-content::before {
@@ -9511,7 +9512,7 @@
         width: 25%;
       }
       .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
-        width: calc(100% - 30px);
+        width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
       }
       #tabbrowser-tabs[closebuttons="activetab"] .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
         width: calc(100% - 33px);
diff --git a/src/tab/_container_tab.scss b/src/tab/_container_tab.scss
index 311680b..3043e3e 100644
--- a/src/tab/_container_tab.scss
+++ b/src/tab/_container_tab.scss
@@ -35,11 +35,12 @@
   display: block;
   position: absolute;
   top: 50%;
+  left: var(--tab-inline-padding);
   transform: translate(var(--uc-container-position-x), var(--uc-container-position-y));
 
   /* Shape */
   border-bottom: 2px solid var(--identity-icon-color);
-  width: calc(100% - 30px);
+  width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
   opacity: 0.75;
 }
 .tabbrowser-tab[visuallyselected] .tab-content::before {
@@ -51,7 +52,7 @@
     width: 25%;
   }
   .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
-    width: calc(100% - 30px);
+    width: calc(100% - (var(--tab-inline-padding) + var(--tab-inner-inline-margin)) * 2);
   }
   #tabbrowser-tabs[closebuttons="activetab"] .tabbrowser-tab[visuallyselected]:not([pinned]) .tab-content::before {
     width: calc(100% - 33px);