body {
  background-color: #000;
  margin: 0;
  height: 100vh;

  display: flex;
  justify-content: center;  /* horizontal */
  align-items: center;      /* vertical */

  font-family: "Courier New", monospace;
  color: #00ff00;
}

.terminal {
  background-color: #111;
  border: 2px solid #00ff00;
  padding: 20px;
  border-radius: 6px;

  box-shadow: 0 0 10px #00ff00;
}

.prompt {
  color: #00ff00;
}

.directory {
  list-style: none;
  padding-left: 0;
}

.directory li {
  margin: 5px 0;
}

.directory a {
  color: #00ff00;
  text-decoration: none;
}

.directory a:hover {
  text-decoration: underline;
}
.terminal::before {
  content: "terminal";
  display: block;
  background: #00ff00;
  color: #000;
  padding: 5px;
  margin: -20px -20px 15px -20px;
  font-size: 14px;
}