body {
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: white;
}

.container {
  width: 500px;
  margin: auto;
  padding: 20px;
}

h1, h2 {
  text-align: center;
  color: #38bdf8;
}

form input, button {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
}

button {
  background: #38bdf8;
  border: none;
  color: black;
  font-weight: bold;
  cursor: pointer;
}

#loading {
  display: none;
  text-align: center;
  margin: 15px;
}

#result {
  margin-top: 20px;
  background: #020617;
  padding: 15px;
  display: none;
}

table {
  width: 100%;
  margin-top: 20px;
  border-collapse: collapse;
}

td, th {
  border: 1px solid #38bdf8;
  padding: 8px;
  text-align: center;
}