diff --git a/README.md b/README.md
index 44b826f..83d9e19 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,8 @@ Search Firefox tabs and get a list or automatic direct to the searched tab.
 # Download
 https://addons.mozilla.org/en-US/firefox/addon/tab-search-and-manage/
 
-# Version: 1.3.13
-* adjusted scroll down detection zone
+# Version: 1.3.15
+* configured bottoms controls to hide overflow of tabControls
 
 
 ***Note:
diff --git a/src/css/tabsSearch.css b/src/css/tabsSearch.css
index c7bc07a..4efd34d 100644
--- a/src/css/tabsSearch.css
+++ b/src/css/tabsSearch.css
@@ -4,8 +4,8 @@ html, body { overflow-x: hidden; }
 
 /* IDs */
 #masterContainer, div[id*="listZone"], .block {
-   display: block;
-   padding: 1em;
+    display: block;
+    padding: 1em;
 }
 
 #masterContainer {
@@ -43,18 +43,26 @@ html, body { overflow-x: hidden; }
 }
 
 #bottomControls {
-    position: fixed;
-    bottom: 0;
-    margin-left: 25%;
+	position: fixed;
+	bottom: 0;
+	z-index: 1000;
+	width: 100%;
+	left: 0px;
+	right: 0px;
+	display: flex;
+	justify-content: center;
+	background: #565656;
+	height: 45px;
 }
 
 #bottomControls input {
-    font-size: 2em;
-    background-color: rgba(79, 186, 70, 1);
-    color: rgba(255,255,255,1);
-    width: 1em;
-    height: 1em;
-    padding: 0.1em;
+	font-size: 2em;
+	background-color: rgba(79, 186, 70, 1);
+	color: rgba(255,255,255,1);
+	width: 1em;
+	height: 1em;
+	padding: 0.1em;
+	margin-inline: 0.1rem;
 }
 
 #bottomControls input:hover {
diff --git a/src/manifest.json b/src/manifest.json
index 6968ce1..97202f6 100644
--- a/src/manifest.json
+++ b/src/manifest.json
@@ -1,7 +1,7 @@
 {
     "manifest_version": 2,
     "name": "Tab Search and Manage",
-    "version": "1.3.13",
+    "version": "1.3.15",
     "description": "This plugin can search, drag-n-drop ordering, and (un)hide all or some tabs.",
 
   "applications": {