body {
  margin: 0;
  font-family: Arial, sans-serif;
}
.login-body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: #121212;
}
.login-container {
  background: #1e1e1e;
  padding: 30px;
  border-radius: 10px;
  width: 300px;
  text-align: center;
  color: white;
  box-shadow: 0 0 15px rgba(0,0,0,0.5);
}
.login-container input {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border: none;
  border-radius: 5px;
}
.login-container button {
  width: 100%;
  padding: 10px;
  background: #00aaff;
  border: none;
  border-radius: 5px;
  color: white;
  cursor: pointer;
}
.login-container button:hover {
  background: #0088cc;
}
.info {
  font-size: 12px;
  margin-top: 10px;
  color: #ccc;
}
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 220px;
  height: 100vh;
  background: #20232a;
  color: white;
  padding: 20px;
  box-sizing: border-box;
}
.sidebar h2 {
  text-align: center;
  margin-bottom: 20px;
}
.sidebar ul {
  list-style: none;
  padding: 0;
}
.sidebar ul li {
  margin: 15px 0;
}
.sidebar ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}
.sidebar ul li a:hover {
  color: #00aaff;
}
.conteudo {
  margin-left: 240px;
  padding: 20px;
}
h1 {
  color: #333;
}