body {
  background: #121212;
  color: white;
  font-family: Arial, sans-serif;
  text-align: center;
}
h1 {
  color: #00ff90;
}
input, button {
  padding: 10px;
  margin: 5px;
  border-radius: 5px;
  border: none;
}
button {
  cursor: pointer;
  background-color: #00cc66;
  color: white;
}
button:hover {
  opacity: 0.8;
}
table {
  width: 95%;
  margin: auto;
  border-collapse: collapse;
}
th, td {
  border: 1px solid white;
  padding: 8px;
}
.admin { background: #28a745; }
.router { background: #17a2b8; }
.edit { background: orange; color: black; }
.delete { background: red; }
textarea {
  width: 90%;
  height: 300px;
  margin-top: 15px;
  background: #1e1e1e;
  color: #00ff90;
  padding: 10px;
  border-radius: 5px;
}