#gttaBtn {
    display: none;
    position: fixed;
    bottom: 30px;
    z-index: 9999;
    color: #fff;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s ease;
}

#gttaBtn.right { right: 30px; }
#gttaBtn.left { left: 30px; }

#gttaBtn:hover {
    transform: translateY(-5px);
    opacity: 0.85;
}