fixed the scrollbar issue for the network list

app/components/Contacts/Network.scss

@@ -40,8 +40,7 @@
 }
 
 .channels {
-  padding: 20px;
-  height: 100%;
+  padding: 20px 0px 20px 20px;
   overflow-y: auto;
 
   .listHeader {
@@ -50,6 +49,7 @@
     flex-direction: row;
     justify-content: space-between;
     align-items: baseline;
+    padding-right: 20px;
 
     h2, h2 span {
       color: $white;
@@ -101,7 +101,7 @@
 
   ul {
     margin-top: 20px;
-    height: auto;
+    height: calc(100vh - 202px);
     overflow-y: auto;
     overflow-x: hidden;
   }
@@ -115,7 +115,7 @@
     flex-direction: row;
     justify-content: space-between;
     color: $white;
-    padding: 10px 0;
+    padding: 10px 20px 10px 0px;
     margin: 10px 0;
     cursor: pointer;