a {
    transition: color 0.3s;
}
a:hover {
    color: #667eea; /* Or any color you prefer */
}

/* Additional styles for back to top button */
#back-to-top::after {
    content: attr(title);
    position: absolute;
    white-space: nowrap;
    bottom: 110%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #666;
    color: white;
    padding: 5px 8px;
    border-radius: 4px;
    font-size: 12px;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s, visibility 0.3s;
}

#back-to-top:hover::after {
    visibility: visible;
    opacity: 1;
}