body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: #f4f4f4;
  color: #333;
  margin: 0;
  padding: 20px 0;
  text-align: center;
}

h1 {
  color: #007BFF;
  margin-bottom: 20px;
  font-size: 26px;
}

/* 视频容器样式 */
.video-container {
  width: 90%;
  max-width: 900px;
  margin: auto;
  background: #ffffff;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* 视频样式 */
video {
  width: 100%;
  border-radius: 10px;
  background: #f0f0f0;
  border: 1px solid #e0e0e0;
}

/* 控制按钮区域 */
.controls {
  margin-top: 15px;
  display: flex;
  justify-content: center;
  gap: 15px;
}

/* 按钮样式 */
button {
  padding: 10px 16px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #ffffff;
  color: #333;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.25s ease;
}

button:hover {
  background-color: #f0f0f0;
  border-color: #bbb;
  transform: scale(1.03);
}

/* 响应式适配 */
@media (max-width: 600px) {
  .controls {
    flex-direction: column;
  }

  button {
    width: 100%;
  }
}