<x-icon name="heroicons:clock" />

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Styling

Use the special class attribute to set custom class names for the rendered icon. 
<x-icon name="heroicons:clock" class="w-6 h-6" />
Class names will be merged with the default class names declared in the configuration (if any).

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Custom attributes

Any custom attributes will be passed down to the rendered icon. 
<x-icon name="heroicons:clock" data-slot="icon" />