.dex-float {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 999;
}

.dex-float img {
    width: 60px;
    height: auto;
}

@media (max-width: 768px) {
    .dex-float {
        right: 12px;
        top: 80px;
        bottom: 15px;
    }

    .dex-float img {
        width: 60px;
    }
}