.btl_banktop{display: none;padding: 20px;position: fixed;right: 0;bottom: 0;z-index: 10;text-align: center;}
.btl_banktop .fa{background-color: rgba(0, 0, 0, 0.8);color: #fff;cursor: pointer;display: table;width: 40px;height: 40px;padding: 0;font-size: 40px;}
.btl_banktop .fa:before{display: table-cell;vertical-align: middle;}
@media (max-width: 991px) and (min-width: 10px){
    .btl_banktop{padding: 5px;}
}
@media (max-width: 767px) and (min-width: 10px){
    .btl_banktop{padding: 5px;}
    .btl_banktop img{width: 30px;height: 30px;padding: 5px;}
}