ub-theme-toggle" aria-label="light/dark theme toggle"></button>
    </div>
    <div id="banner-container"></div>
    <main class="container">
      <div class="detail-wrapper -active -has-info-box">
        <div class="detail-header -is-loose">
          <div class="detail-container">
            <div class="detail-header-outer-block">
              <div class="detail-header-content-block">
                <h1 class="title pub-monochrome-icon-hoverable">
                  oxygen 2.0.0
                  <spa