body h1{
    direction: rtl;
    font-family: "IRANYekan", sans-serif !important;
}

#game-box,
#start-box,
#result-box {
    display: flex;
    flex-direction: column;
    align-items: center;
}


.copyright {
    position: fixed;
    right: 12px;
    bottom: 8px;
    font-size: 0.9rem;
    z-index: 9999;
    user-select: none;
    opacity: 0.85;
}
@media (max-width: 480px) {
    .copyright { font-size: 0.8rem; right: 8px; bottom: 6px; }
}

#random-number {
    font-size: 2em;
    font-weight: bold;
}