Message erreur

<style>
.bn-result {
  max-width: 360px;
  padding: 2.5rem;
  text-align: center;
  font-family: 'Inter', sans-serif;

  background: #0B0F10;
  border: 1px solid rgba(230, 228, 221, 0.1);
  border-radius: 8px;
}

.bn-result__icon {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;

  font-size: 1.4rem;
}

.bn-result__title {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.bn-result__text {
  margin: 0 0 1.5rem;
  color: #979793;
  font-size: 0.85rem;
}

.bn-result__btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
}

.bn-result--error {
  border-color: rgba(229, 72, 77, 0.3);
}

.bn-result--error .bn-result__icon {
  background: rgba(229, 72, 77, 0.12);
  color: #E5484D;
}

.bn-result--error .bn-result__title {
  color: #E5484D;
}

.bn-result--error .bn-result__btn {
  background: transparent;
  border: 1px solid #E5484D;
  color: #E5484D;
}

.bn-result--error .bn-result__btn:hover {
  background: rgba(229, 72, 77, 0.1);
}

</style>

<div class="bn-result bn-result--error">
  <span class="bn-result__icon">!</span>
  <h3 class="bn-result__title">Une erreur est survenue</h3>
  <p class="bn-result__text">Nous n'avons pas pu traiter votre demande.</p>
  <a href="#" class="bn-result__btn">Réessayer →</a>
</div>