.navbar-nav .nav-link {
    padding: 10px 15px;
    transition: all 0.3s ease-in-out;
}

.navbar-nav .nav-link:hover {
    color: #fff;
    background-color: #55bbff;
    border-radius: 5px;
}

.btn {
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.round-image {
    width: 90%;
    border-radius: 5%;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    margin-bottom: 1em;
}

h1 {
    font-size: 2rem;
    display: inline-block;
    text-align: center;
    white-space: normal;
}

.telegram-btn,
.tiktok-btn {
    display: inline-block;
    padding: 10px 22px;
    font-size: 14px;
    font-weight: bold;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    transition: 0.3s;
}

.telegram-btn {
    background-color: #0088cc;
    color: white;
    border: none;
}

.tiktok-btn {
    background: linear-gradient(45deg, #ff0050, #000000, #00f2ea);
    color: white;
    border: none;
}

.tiktok-btn:hover {
    opacity: 1.0;
    color: white;
}

.telegram-btn:hover {
    opacity: 1.0;
    color: #0088cc;
}

@media (max-width: 768px) {
    .navbar-nav {
        flex-direction: column;
        align-items: center;
        margin-top: 20px;
    }

    .navbar-nav .nav-item {
        margin-bottom: 4px;
    }

    .navbar-nav .nav-link {
        padding: 5px 10px;
        max-width: 200px;
        text-align: center;
    }

    .btn {
        width: 200px;
        margin-bottom: 4px;
    }
}