update ChannelList component

 import React from "react";
 import styled from "styled-components";
 import { Link } from "react-router-dom";
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { faArrowRight } from "@fortawesome/free-solid-svg-icons";
 
-const ChannelContainer = styled.div``;
+const Wrapper = styled.div`
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+  background-color: #a5b1c2;
+  border-radius: 10px;
+  box-shadow: 1px 1px 10px #8395a7;
+  min-width: 23.75rem;
+  width: auto;
+  max-height: none;
+  padding: 0.5rem 0.7rem 0 1rem;
+`;
 
-const ChannelList = styled.ul``;
+const ChannelContainer = styled.div`
+  display: flex;
+  flex-direction: column;
+  width: 100%;
+  overflow-y: scroll;
+  min-height: 70px;
+  justify-content: center;
+  align-items: center;
+  &::-webkit-scrollbar {
+    width: 10px;
+  }
+  &::-webkit-scrollbar-track {
+    background-color: transparent;
+  }
+  &::-webkit-scrollbar-thumb {
+    border-radius: 3px;
+    background-color: gray;
+  }
+  &::-webkit-scrollbar-button {
+    width: 0;
+    height: 0;
+  }
+`;
 
-const ChannelItem = styled.li``;
+const ChannelList = styled.ul`
+  width: 100%;
+  display: flex;
+  flex-direction: row;
+  justify-content: space-between;
+  svg {
+    color: white;
+    opacity: 0.7;
+  }
+`;
 
-const CreateContainer = styled.div``;
+const ChannelItem = styled.li`
+  font-family: "Ubuntu", sans-serif;
+`;
+
+const CreateContainer = styled.div`
+  padding-top: 1.9rem;
+  padding-bottom: 1.7rem;
+  box-shadow: 0 -4px 4px rgba(0, 0, 0, 0.04);
+`;
 
 export default () => {
   return (
-    <>
+    <Wrapper>
       <ChannelContainer>
         <ChannelList>
           <ChannelItem>First Channel</ChannelItem>
+          <FontAwesomeIcon icon={faArrowRight} />
         </ChannelList>
       </ChannelContainer>
       <CreateContainer>
         <Link to="/">Create New Channel</Link>
       </CreateContainer>
-    </>
+    </Wrapper>
   );
 };