body {
  margin: 0;
  background: #1e1e1e;
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.browser-window {
  width: 90%;
  height: 90vh;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.browser-top {
  background: #2d2d2d;
  padding: 10px;
  display: flex;
  align-items: center;
}

.tab {
  background: #444;
  color: #fff;
  padding: 6px 12px;
  border-radius: 6px;
}

.controls {
  background: #f1f1f1;
  padding: 8px;
  display: flex;
  gap: 6px;
}

.controls input {
  flex: 1;
  padding: 6px;
  font-size: 14px;
}

.controls button {
  padding: 6px 10px;
  cursor: pointer;
}

iframe {
  flex: 1;
  border: none;
}