.back-to-nav {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1000;
    border: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.back-to-nav:hover {
    background-color: #000;
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .back-to-nav {
        bottom: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
    }
}