"A mountain pass covered in snow, dark clouds swirling above, sharp peaks looming over the valley, an unsettling stillness in the air, shadows stretching across the snow." 根据前面文字描述生成9:16竖屏视频，视频不要出现文字或人物，视频风格以压抑为主，画面色调以黑白灰为主，配上简单的背景声音，可以是比较压抑沉重的音乐，或者能表达空旷寂静的风声、树叶声等。