.notfound{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:system-ui,sans-serif;text-align:center}.backButton{display:inline-block;margin-top:2rem;padding:.75rem 1.5rem;background-color:#0070f3;color:white;text-decoration:none;font-weight:600;border-radius:8px;transition:background-color .3s,transform .2s}.backButton:hover{background-color:#0059c1;transform:translateY(-2px)}