made some changes in README.md

Signed-off-by: Muhammad Salman <chsalmanramzan422@gmail.com>

Author: SalmanDeveloperz

assets/css/style.scss

@@ -0,0 +1,22 @@
+.sidebar {
+    float: left;
+    /* or right */
+    width: 220px;
+    margin-right: 20px;
+    padding: 10px;
+    border-right: 1px solid #ddd;
+}
+
+.sidebar ul {
+    list-style: none;
+    padding: 0;
+}
+
+.sidebar li {
+    margin: 5px 0;
+}
+
+.sidebar a {
+    text-decoration: none;
+    color: #0366d6;
+}

index.md

@@ -10,7 +10,7 @@ Here I summarize my work, contributions, and outcomes.
 - **Contributor:** Muhammad Salman
 
 ## Weekly Progress
-  👉 [Weekly Updates](./weekly-updates/)
+  <!-- 👉 [Weekly Updates](./weekly-updates/)
 
 - [Community Bonding](./weekly-updates/community-bonding.md)
 - [Week 1](./weekly-updates/week1.md)
@@ -24,6 +24,6 @@ Here I summarize my work, contributions, and outcomes.
 - [Week 9](./weekly-updates/week9.md)
 - [Week 10](./weekly-updates/week10.md)
 - [Week 11](./weekly-updates/week11.md)
-- [Week 12](./weekly-updates/week12.md)
+- [Week 12](./weekly-updates/week12.md) -->
 
 {% include sidebar.html %}