• Hide the unlock button after 1.5 seconds while controls are locked
• Stop the top bar from reappearing together with the unlock button in lock mode
• Keep the about page title as a fixed small top bar

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• 锁定时解锁按钮停留 1.5 秒后自动隐藏
• 修复锁定状态下顶栏按钮会意外显示的问题
• 关于页标题固定为顶部小标题