Chevrons Down Up 图标
<svg width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m7 20 5-5 5 5"/><path d="m7 4 5 5 5-5"/></svg>