diff --git a/themes/c52737db-3176-4af4-8105-d83fefe2962c/chrome.css b/themes/c52737db-3176-4af4-8105-d83fefe2962c/chrome.css
new file mode 100644
index 00000000..3023030a
--- /dev/null
+++ b/themes/c52737db-3176-4af4-8105-d83fefe2962c/chrome.css
@@ -0,0 +1,182 @@
+
+body:not(:has([mod-no_gaps-outline^="_"])) {
+  hbox.browserSidebarContainer {
+    outline: none !important;
+  }
+}
+
+body:not(:has([mod-no_gaps-shadow^="_"])) {
+  hbox.browserSidebarContainer {
+    box-shadow: none !important;
+  }
+}
+
+body:has([mod-no_gaps-shadow="_unsplit"]) {
+  hbox.browserSidebarContainer:not([zen-split="true"]) {
+    box-shadow: none !important;
+  }
+}
+
+body:has([mod-no_gaps-shadow="_split"]) {
+  hbox.browserSidebarContainer[zen-split="true"] {
+    box-shadow: none !important;
+  }
+}
+
+body:not(:has([mod-no_gaps-rounded_corners^="_"])) {
+  #tabbrowser-tabpanels .browserSidebarContainer {
+    border-radius: 0 !important;
+  }
+}
+
+body:has([mod-no_gaps-rounded_corners="_unsplit"]) {
+  #tabbrowser-tabpanels:not([zen-split-view="true"]) .browserSidebarContainer {
+    border-radius: 0 !important;
+  }
+}
+
+body:has([mod-no_gaps-rounded_corners="_split"]) {
+  #tabbrowser-tabpanels[zen-split-view="true"] .browserSidebarContainer {
+    border-radius: 0 !important;
+  }
+}
+
+body:not(:has([mod-no_gaps-gaps^="_"])) {
+  hbox.browserSidebarContainer:not([zen-split="true"]) {
+    margin: 0 !important;
+  }
+
+&:has([mod-no_gaps-outline="_never"]) {
+    hbox.browserSidebarContainer[zen-split="true"] {
+      margin: 1px !important;
+    }
+  }
+  
+  tabbox#tabbrowser-tabbox {
+    --zen-split-row-gap: 0 !important;
+    --zen-split-column-gap: 0 !important;
+  }
+
+div.zen-split-view-splitter[orient="vertical"] {
+    margin-left: calc(-1 * var(--zen-element-separation) + 1px) !important;
+  }
+
+div.zen-split-view-splitter[orient="horizontal"] {
+    height: calc(var(--zen-element-separation) * 2 - 3px) !important;
+    margin-top: calc(-1 * var(--zen-element-separation) + 1px) !important;
+  }
+
+#zen-appcontent-wrapper {
+    margin: 0 !important;
+  }
+  #zen-tabbox-wrapper {
+    margin: 0 !important;
+  }
+}
+
+body:has([mod-no_gaps-gaps="_unsplit"]) {
+  hbox.browserSidebarContainer:not([zen-split="true"]) {
+    margin: 0 !important;
+  }
+
+#zen-appcontent-wrapper:not(:has(
+    > #zen-tabbox-wrapper
+    > #tabbrowser-tabbox
+    > #tabbrowser-tabpanels[zen-split-view="true"]
+  )) {
+
+margin: 0 !important;
+
+& > #zen-tabbox-wrapper {
+      margin: 0 !important;
+    }
+  }
+}
+
+body:has([mod-no_gaps-gaps="_split"]) {
+
+&:has([mod-no_gaps-outline="_never"]) {
+    hbox.browserSidebarContainer[zen-split="true"] {
+      margin: 1px !important;
+    }
+  }
+  
+  tabbox#tabbrowser-tabbox {
+    --zen-split-row-gap: 0 !important;
+    --zen-split-column-gap: 0 !important;
+  }
+
+#zen-appcontent-wrapper:has(
+    > #zen-tabbox-wrapper
+    > #tabbrowser-tabbox
+    > #tabbrowser-tabpanels[zen-split-view="true"]
+  ) {
+    margin: 0 !important;
+
+& > #zen-tabbox-wrapper {
+      margin: 0 !important;
+    }
+  }
+
+div.zen-split-view-splitter[orient="vertical"] {
+    margin-left: calc(-1 * var(--zen-element-separation) + 1px) !important;
+  }
+
+div.zen-split-view-splitter[orient="horizontal"] {
+    height: calc(var(--zen-element-separation) * 2 - 3px) !important;
+    margin-top: calc(-1 * var(--zen-element-separation) + 1px) !important;
+  }    
+}
+  
+:root[zen-single-toolbar="true"]:not([customizing]) {
+    @media -moz-pref("zen.view.hide-window-controls") {
+    
+        /* Always remove top bar */
+        body:has([mod-no_gaps-remove_navbar="_always"]) {
+          #zen-appcontent-navbar-wrapper {
+            display: none !important;
+          }
+        }
+        
+        /* Only in unsplit view */
+        body:has([mod-no_gaps-remove_navbar="_unsplit"])
+            :not(:has(#tabbrowser-tabpanels[zen-split-view="true"])) {
+          #zen-appcontent-navbar-wrapper {
+            display: none !important;
+          }
+        }
+        
+        /* Only in split view */
+        body:has([mod-no_gaps-remove_navbar="_split"])
+            :has(#tabbrowser-tabpanels[zen-split-view="true"]) {
+          #zen-appcontent-navbar-wrapper {
+            display: none !important;
+          }
+        }
+        
+        body:not(:has([mod-no_gaps-remove_navbar^="_"])) {
+          &:not(:has([mod-no_gaps-hide_navbar^="_"])) {
+            #zen-appcontent-wrapper {
+            
+              height: calc(100% + var(--zen-element-separation));
+        
+              & > #zen-tabbox-wrapper {
+                top: calc(-1 * var(--zen-element-separation));
+                z-index: -1 !important;
+                transition: top 0.15s 0.2s ease;
+              }
+        
+              &:not(:has(
+                > #zen-appcontent-navbar-wrapper:not(
+                [zen-has-hover="true"],
+                [has-popup-menu],
+                :focus-within)
+              )) > #zen-tabbox-wrapper {
+                top: 0;
+              }
+              
+            }
+          }
+        }
+    }
+}
diff --git a/themes/c52737db-3176-4af4-8105-d83fefe2962c/image.png b/themes/c52737db-3176-4af4-8105-d83fefe2962c/image.png
new file mode 100644
index 00000000..741fab2b
Binary files /dev/null and b/themes/c52737db-3176-4af4-8105-d83fefe2962c/image.png differ
diff --git a/themes/c52737db-3176-4af4-8105-d83fefe2962c/preferences.json b/themes/c52737db-3176-4af4-8105-d83fefe2962c/preferences.json
new file mode 100644
index 00000000..11a4d1ff
--- /dev/null
+++ b/themes/c52737db-3176-4af4-8105-d83fefe2962c/preferences.json
@@ -0,0 +1,106 @@
+[
+    {
+        "property": "mod.no_gaps.gaps",
+        "label": "Remove gaps",
+        "placeholder": "Always",
+        "type": "dropdown",
+        "options": [
+            {
+                "label": "Never",
+                "value": "_never"
+            },
+            {
+                "label": "Only in unsplit view",
+                "value": "_unsplit"
+            },
+            {
+                "label": "Only in split view",
+                "value": "_split"
+            }
+        ]
+    },
+    {
+        "property": "mod.no_gaps.rounded_corners",
+        "label": "Remove rounded corners",
+        "placeholder": "Always",
+        "type": "dropdown",
+        "options": [
+            {
+                "label": "Never",
+                "value": "_never"
+            },
+            {
+                "label": "Only in unsplit view",
+                "value": "_unsplit"
+            },
+            {
+                "label": "Only in split view",
+                "value": "_split"
+            }
+        ]
+    },
+    {
+        "property": "mod.no_gaps.shadow",
+        "label": "Remove shadow",
+        "placeholder": "Always",
+        "type": "dropdown",
+        "options": [
+            {
+                "label": "Never",
+                "value": "_never"
+            },
+            {
+                "label": "Only in unsplit view",
+                "value": "_unsplit"
+            },
+            {
+                "label": "Only in split view",
+                "value": "_split"
+            }
+        ]
+    },
+    {
+        "property": "mod.no_gaps.outline",
+        "label": "Remove highlighted outline (split view)",
+        "placeholder": "Always",
+        "type": "dropdown",
+        "options": [
+            {
+                "label": "Never",
+                "value": "_never"
+            }
+        ]
+    },
+    {
+        "property": "mod.no_gaps.hide_navbar",
+        "label": "Hide top bar (single toolbar)",
+        "placeholder": "Always",
+        "type": "dropdown",
+        "options": [
+            {
+                "label": "Never",
+                "value": "_never"
+            }
+        ]
+    },
+    {
+        "property": "mod.no_gaps.remove_navbar",
+        "label": "Remove top bar (overrides previous option)",
+        "placeholder": "Never",
+        "type": "dropdown",
+        "options": [
+            {
+                "label": "Always",
+                "value": "_always"
+            },
+            {
+                "label": "Only in unsplit view",
+                "value": "_unsplit"
+            },
+            {
+                "label": "Only in split view",
+                "value": "_split"
+            }
+        ]
+    }
+]
\ No newline at end of file
diff --git a/themes/c52737db-3176-4af4-8105-d83fefe2962c/readme.md b/themes/c52737db-3176-4af4-8105-d83fefe2962c/readme.md
new file mode 100644
index 00000000..37c0b852
--- /dev/null
+++ b/themes/c52737db-3176-4af4-8105-d83fefe2962c/readme.md
@@ -0,0 +1,27 @@
+
+# No Gaps Zen Mod
+
+**Removes the empty space around the tab view.**
+
+## Options
+
+- Remove gaps
+  - Removes the empty space around the tab(s) - except the top bar.
+
+- Remove rounded corners
+  - Removes the rounded corners around the tab(s).
+
+- Remove shadow
+  - Removes the shadow around the tab(s).
+
+- Remove highlighted outline (split view)
+  - Removes the highlighted outline/border around the active tab in split view.
+
+- Hide top bar (single toolbar)
+  - Hides the top bar to allow for a full borderless look.
+  - The top bar can still be accessed by hovering close to it.
+  - Works only in single toolbar mode.
+
+- Remove top bar (overrides previous option)
+  - Stops the top bar from ever rendering.
+  - Works only in single toolbar mo
\ No newline at end of file
diff --git a/themes/c52737db-3176-4af4-8105-d83fefe2962c/theme.json b/themes/c52737db-3176-4af4-8105-d83fefe2962c/theme.json
new file mode 100644
index 00000000..7a1981a5
--- /dev/null
+++ b/themes/c52737db-3176-4af4-8105-d83fefe2962c/theme.json
@@ -0,0 +1,15 @@
+{
+    "id": "c52737db-3176-4af4-8105-d83fefe2962c",
+    "name": "No Gaps Revived",
+    "description": "Removes the empty space around the tab view.",
+    "homepage": "https://github.com/vcekron/noGaps_ZenMod",
+    "style": "https://raw.githubusercontent.com/zen-browser/theme-store/main/themes/c52737db-3176-4af4-8105-d83fefe2962c/chrome.css",
+    "readme": "https://raw.githubusercontent.com/zen-browser/theme-store/main/themes/c52737db-3176-4af4-8105-d83fefe2962c/readme.md",
+    "image": "https://raw.githubusercontent.com/zen-browser/theme-store/main/themes/c52737db-3176-4af4-8105-d83fefe2962c/image.png",
+    "author": "vcekron",
+    "version": "1.0.0",
+    "tags": [],
+    "createdAt": "2025-05-27",
+    "updatedAt": "2025-05-27",
+    "preferences": "https://raw.githubusercontent.com/zen-browser/theme-store/main/themes/c52737db-3176-4af4-8105-d83fefe2962c/preferences.json"
+}
\ No newline at end of file