body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100vh;
}

header {
  width: 100%;
  background-color: #007bff;
  padding: 10px 20px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

header .logo {
  font-size: 28px;
  font-weight: bold;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #00d9ff; /* Warna kuning-orange */
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
  text-decoration: none; /* Menghilangkan garis bawah default pada tautan */
}

header .logo:hover {
  color: #00aeff; /* Warna kuning-orange lebih gelap saat hover */
  text-decoration: underline; /* Menambahkan garis bawah saat hover */
}

.container {
  background-color: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  width: 300px;
  text-align: center;
  margin-top: 20px;
}

h1 {
  font-size: 24px;
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input {
  width: 100%;
  padding: 8px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  width: 100%;
  padding: 10px;
  background-color: #007bff;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background-color: #0056b3;
}

.result {
  margin-top: 20px;
  padding: 10px;
  background-color: #e9ecef;
  border-radius: 4px;
  display: none;
  text-align: left;
}