body {
  margin: 0;
  font-family: Arial, sans-serif;
  display: flex;
  background-color: #f5f8fa;
}

.sidebar {
  width: 250px;
  padding: 20px;
  background-color: #ffffff;
  height: 100vh;
  border-right: 1px solid #ccc;
}

.sidebar .logo {
  width: 40px;
  margin-bottom: 20px;
}

.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  text-decoration: none;
  color: #333;
}

main {
  flex: 1;
  padding: 20px;
}

.tweet-box {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.tweet-box .avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
}

.tweet-box textarea {
  flex: 1;
  padding: 10px;
  font-size: 16px;
  resize: none;
}

#tweetButton {
  background-color: #1DA1F2;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 9999px;
  cursor: pointer;
}

.tweet-feed .tweet {
  background-color: white;
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 15px;
  display: flex;
  gap: 10px;
}

.tweet .avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}