diff --git a/README.md b/README.md
index dc0532e..09b9c89 100644
--- a/README.md
+++ b/README.md
@@ -190,10 +190,14 @@ Samila is a generative art generator written in Python, Samila let's you create
     7. List (example: `color=["black", "#fffeef",...]`)
 
 ⚠️ **Transparent** mode is only available for background
+
 ⚠️ **List** mode is only available for color
-⚠️ In **List** mode, the length of this list must be equal to the lengths of data1 and data2.
+
+⚠️ In **List** mode, the length of this list must be equal to the lengths of data1 and data2
 
 #### Point Color
+You can make your custom color map and use it in Samila
+
 ```pycon
 >>> colorarray = [
 ...  [0.7, 0.2, 0.2, 1],
@@ -210,7 +214,6 @@ Samila is a generative art generator written in Python, Samila let's you create
 ```
 <img src="https://github.com/sepandhaghighi/samila/raw/master/otherfiles/images/8.png">	
 
-You can make your custom color map and use it in Samila.
 
 ### Regeneration
 ```pycon
diff --git a/examples/demo.ipynb b/examples/demo.ipynb
index cbf1b70..8f0c690 100644
--- a/examples/demo.ipynb
+++ b/examples/demo.ipynb
@@ -134,9 +134,7 @@
    "source": [
     "## Color\n",
     "\n",
-    "We can assign colors for both the background as well as the line\n",
-    "\n",
-    "Supported colors are available in `VALID_COLORS` list\n"
+    "We can assign colors for both the background as well as the line\n"
    ]
   },
   {
@@ -170,7 +168,7 @@
     "\n",
     "⚠️ **List** mode is only available for color\n",
     "\n",
-    "⚠️ In **List** mode, the length of this list must be equal to the lengths of data1 and data2."
+    "⚠️ In **List** mode, the length of this list must be equal to the lengths of data1 and data2"
    ]
   },
   {
@@ -179,7 +177,7 @@
    "source": [
     "### Point Color\n",
     "\n",
-    "You can make your custom color map and use it in Samila."
+    "You can make your custom color map and use it in Samila"
    ]
   },
   {
@@ -369,7 +367,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3.8.10 64-bit",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -383,7 +381,25 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.10"
+   "version": "3.5.2"
+  },
+  "toc": {
+   "base_numbering": 1,
+   "nav_menu": {},
+   "number_sections": false,
+   "sideBar": true,
+   "skip_h1_title": true,
+   "title_cell": "Samila Demo",
+   "title_sidebar": "Samila Demo",
+   "toc_cell": false,
+   "toc_position": {
+    "height": "382px",
+    "left": "10px",
+    "top": "10px",
+    "width": "256px"
+   },
+   "toc_section_display": false,
+   "toc_window_display": true
   },
   "vscode": {
    "interpreter": {