body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

.sidebar {
  width: 200px;
  height: 100vh;
  background: #111827;
  position: fixed;
  padding: 20px;
}

.sidebar button {
  display: block;
  width: 100%;
  margin: 10px 0;
  padding: 10px;
  background: #1f2937;
  border: none;
  color: white;
  cursor: pointer;
  border-radius: 6px;
}

.sidebar button:hover {
  background: #374151;
}

.main {
  margin-left: 220px;
  padding: 20px;
}

.card {
  background: #1e293b;
  padding: 15px;
  border-radius: 10px;
  margin-bottom: 15px;
}

.post {
  border-bottom: 1px solid #334155;
  padding: 10px 0;
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.7);

  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-box {
  background: #111827;
  padding: 20px;
  border-radius: 10px;
  width: 300px;
}

input,
textarea {
  width: 100%;
  padding: 8px;
  margin: 5px 0;
  border-radius: 6px;
  border: none;
}

.hidden {
  display: none;
}

iframe {
  width: 100%;
  height: 500px;
  border: none;
  border-radius: 10px;
}