.whatsapp-button{position:fixed;bottom:20px;left:20px;background-color:#25d366;border-radius:50%;width:60px;height:60px;display:flex;justify-content:center;align-items:center;box-shadow:0 4px 6px #0003;z-index:1000;cursor:pointer}.whatsapp-button img{width:35px;height:35px}.whatsapp-button img{pointer-events:none}.grey-scale{filter:grayscale(100%)}