body {
  background-color: #000;
  color: #00ff66;
  font-family: "Courier New", Courier, monospace;
  font-size: 18px;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  max-width: 800px;
  text-align: center;
  padding: 20px;
}

h1,
h2 {
  color: #00ff66;
  text-shadow: 0 0 5px #00ff66;
  margin-bottom: 20px;
}

input[type="file"],
button {
  background-color: #000;
  color: #00ff66;
  border: 1px solid #00ff66;
  padding: 10px 20px;
  margin: 10px 0;
  font-family: inherit;
  font-size: 16px;
}

button:hover {
  background-color: #00ff66;
  color: #000;
  cursor: pointer;
}

ul {
  text-align: left;
  margin-top: 20px;
}

a {
  color: #00ff66;
  text-decoration: underline;
}

pre {
  text-align: left;
  background: #111;
  padding: 10px;
  border: 1px solid #00ff66;
  overflow-x: auto;
}