OAuth按钮组件

<div class="flex items-center justify-center min-h-screen bg-gray-100 dark:bg-gray-900 p-4">
  <div class="w-full max-w-sm bg-white dark:bg-gray-800 rounded-lg shadow-md p-6">
    <h2 class="text-2xl font-bold text-center text-gray-800 dark:text-white mb-6">Connect with:</h2>
    <div class="space-y-4">
      <button class="flex items-center justify-center w-full px-4 py-2 border border-gray-300 dark:border-gray-700 rounded-md shadow-sm text-sm font-medium text-gray-700 dark:text-gray-300 bg-white dark:bg-gray-700 hover:bg-gray-50 dark:hover:bg-gray-600 transition duration-150 ease-in-out">
        <svg class="w-4 h-4 mr-2" fill="currentColor" viewBox="0 0 20 20">
          <path d="M6.29 18.29c-.89 0-1.6-.72-1.6-1.6V3.31c0-.89.72-1.6 1.6-1.6h7.42c.89 0 1.6.72 1.6 1.6v13.38c0 .89-.72 1.6-1.6 1.6H6.29zm0-14.78v13.38h7.42V3.51H6.29zM10 14.5c-1.1 0-2-.9-2-2s.9-2 2-2 2 .9 2 2-.9 2-2 2z"/>
        </svg>
        Sign in with Google
      </button>
      <button class="flex items-center justify-center w-full px-4 py-2 border border-gray-300 dark:border-gray-700 rounded-md shadow-sm text-sm font-medium text-gray-700 dark:text-gray-300 bg-white dark:bg-gray-700 hover:bg-gray-50 dark:hover:bg-gray-600 transition duration-150 ease-in-out">
        <svg class="w-4 h-4 mr-2" fill="currentColor" viewBox="0 0 20 20">
          <path d="M18 3.001A1.997 1.997 0 0016 2c-1.1 0-2 .9-2 2v1h-3V4c0-1.1-.9-2-2-2S7 2.9 7 4v1H4c-1.1 0-2 .9-2 2v10c0 1.1.9 2 2 2h3v-1c0-1.1.9-2 2-2s2 .9 2 2v1h3c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2h-3V4c0-1.1.9-2 2-2s2 .9 2 2v1h-3V4c0-1.1-.9-2-2-2S7 2.9 7 4v1h-3V4c0-1.1-.9-2-2-2S2 2.9 2 4v3h1c1.1 0 2 .9 2 2s-.9 2-2 2H2v3h1c1.1 0 2 .9 2 2s-.9 2-2 2H2v1h3c1.1 0 2-.9 2-2s.9-2 2-2v1h3c1.1 0 2-.9 2-2s-.9-2-2-2v1h3c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2h-3z"/>
        </svg>
        Sign in with Twitter
      </button>
      <button class="flex items-center justify-center w-full px-4 py-2 border border-gray-300 dark:border-gray-700 rounded-md shadow-sm text-sm font-medium text-gray-700 dark:text-gray-300 bg-white dark:bg-gray-700 hover:bg-gray-50 dark:hover:bg-gray-600 transition duration-150 ease-in-out">
        <svg class="w-4 h-4 mr-2" fill="currentColor" viewBox="0 0 20 20">
          <path d="M10 0C4.477 0 0 4.477 0 10c0 4.991 3.643 9.185 8.438 9.87a.866.866 0 00.502-.5c.136-.97-.06-2.014-.11-2.355-.058-.387-.267-1.178 0-2.013.262-.834 1.496-.53 1.496-.53.636.443 1.486.67 2.021.96.535.289.774.85.774 1.62 0 1.18-.854 2.567-2.2 2.978-.356.105-.704.156-1.052.156-.983 0-1.94-.344-2.797-.98-1.627-1.203-2.103-3.31-.56-5.04 1.542-1.73 3.982-2.25 5.513-.97.333.27.643.616.92 1.01-.283.13-.572.248-.85.368-.578.248-1.19-.092-1.546-.408-.2.4-.55.76-.953 1.05-.5.36-1.073.59-1.642.64-.568.05-1.12-.093-1.56-.378-.44-.286-.68-1.043-.46-1.57.22-.524.87-.877 1.35-.877.642 0 1.195.21 1.66.612.464.403.783.97.953 1.57.17.6.217 1.216.147 1.838-.07.62.017 1.24-.116 1.85-.93 4.66-3.75 6.89-8.562 6.89-5.523 0-10-4.477-10-10z"/>
        </svg>
        Sign in with GitHub
      </button>
    </div>
  </div>
</div>