body {
  font-family: sans-serif;
  background: #f4f4f4;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  background: white;
  padding: 2em;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0,0,0,0.1);
  text-align: center;
  width: 400px;
}

h1 {
  font-size: 1.4em;
  margin-bottom: 20px;
}

#videoInput {
  margin-bottom: 10px;
}

button {
  padding: 10px 20px;
  background-color: #0077ff;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #005fd1;
}