{% macro alert(message, level='info') -%}
  <div class="alert alert--{{ level }}"
       role="status"
       aria-live="polite"
       data-component="flash">
    <span class="alert__message">{{ message }}</span>
    <button class="alert__close"
            type="button"
            aria-label="Hinweis schließen"
            data-action="flash-close">×</button>
  </div>
{%- endmacro %}