body {
    background-color: #22242F;
    color: white;
}

.navbar {
    background-color: #232832;
}

.navbar-brand .logo {
    height: 30px;
    width: auto;
    transition: all 0.3s;
    transform: scale(1.5);
}

    .navbar-brand .logo:hover {
        transform: scale(1.70);
        filter: drop-shadow(0 0 15px rgba(255, 0, 0, 0.7));
    }

.nav-link {
    position: relative;
    margin: 0 10px;
}

    .nav-link:after {
        content: '';
        position: absolute;
        width: 0;
        height: 2px;
        bottom: 0;
        left: 0;
        background-color: #007bff;
        transition: width 0.3s;
    }

    .nav-link:hover:after {
        width: 100%;
    }

.login-btn {
    border-radius: 20px;
    padding: 5px 20px;
    transition: all 0.3s;
}