#floating-button{position: fixed;bottom: 10px;right: 10px}#floating-button img{height: auto;display: none}#floating-button img.desktop{width: 190px;height: 103px;display: block}@media screen and (max-width: 768px){#floating-button img.desktop{display: none}#floating-button img.mobile{width: 49px;height: 46px;display: block}}