.floating-btn {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 40px !important;
    height: 40px !important;
    padding: 0 !important;
    border: none !important;
    background: transparent !important; 
    z-index: 9999;
    color: inherit !important;
}

.floating-btn:hover {
    width: 50px !important;
    height: 50px !important;
}