body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #f5f7fa, #c3cfe2);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
}

.container {
  background: #fff;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.1);
  width: 95%;
  max-width: 700px;
  text-align: center;
}

input[type="url"] {
  width: 70%;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
  margin-right: 10px;
}

button {
  padding: 12px 25px;
  border-radius: 8px;
  background: #4285F4;
  color: #fff;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

button:hover {
  background: #357ae8;
  transform: scale(1.05);
}

.progress-container {
  width: 100%;
  background: #eee;
  margin: 20px 0;
  height: 25px;
  border-radius: 15px;
  overflow: hidden;
}

#progress-bar {
  width: 0%;
  height: 100%;
  background: #34A853;
  transition: width 0.4s ease;
}