body {
  margin: 0;
  font-family: "Poppins", sans-serif;
  background-color: #121212;
  color: #e5e5e5;
}

.container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 20%;
  background-color: #1a1a1a;
  padding: 20px;
}

.sidebar h2 {
  color: #00ffff;
}

.nav-links {
  list-style: none;
  padding: 0;
}

.nav-links li {
  margin: 10px 0;
}

.nav-links a {
  text-decoration: none;
  color: #e5e5e5;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #ff7f50;
}

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

.header {
  text-align: center;
  background: linear-gradient(90deg, #00ffff, #ff7f50);
  padding: 20px;
  color: #121212;
  border-radius: 8px;
}

.task {
  background-color: #1e1e1e;
  padding: 20px;
  margin-top: 20px;
  border-radius: 8px;
}

form {
  display: flex;
  flex-direction: column;
}

input,
button {
  margin: 5px 0;
  padding: 10px;
  border: none;
  border-radius: 5px;
}

button {
  background-color: #00ffff;
  cursor: pointer;
}

button:hover {
  background-color: #ff7f50;
}