HTML 代码
<template>
<a href="#main-content" class="sr-only focus:not-sr-only focus:absolute focus:top-0 focus:left-0 focus:z-50 focus:bg-purple-900 focus:text-lime-300 focus:p-3 focus:border-b-4 focus:border-cyan-400 dark:focus:bg-purple-900 dark:focus:text-lime-300 dark:focus:border-cyan-400">Skip to main content</a>
</template>