圖像來源，Serenity Strull/ BBC
* @param arr 待排序数组
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:first-child]:h-full [&:first-child]:w-full [&:first-child]:mb-0 [&:first-child]:rounded-[inherit] h-full w-full
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Setting up your actual Sleep Routine takes a little more time and intention. A Dreamie Sleep Routine consists of multiple steps, which you can use all, some or none of for your custom routine. Those include the Bedtime Cue, which lets you know it's the time to start getting ready for bed (you designate this time); the Wind Down, or the sounds you'll fall asleep to; and the Noise Mask, the sounds that keep you asleep. If you wake up in the middle of the night, there's a Back To Sleep option too.