#myBtn {
    display: none; /* Hidden by default */
    position: fixed; /* Fixed/sticky position */
    bottom: 40px; /* Place the button at the bottom of the page */
    right: 40px; /* Place the button 30px from the right */
    z-index: 99; /* Make sure it does not overlap */
    border: none; /* Remove borders */
    outline: none; /* Remove outline */
    background-color: #FAAA1E; /* Set a background color */
    color: white; /* Text color */
    font-size: 1.2em;
    cursor: pointer; /* Add a mouse pointer on hover */
    padding: 15px; /* Some padding */
    border-radius: 12px; /* Rounded corners */
    -webkit-box-shadow: 0px 5px 6px -4px rgba(0,0,0,0.49); 
    box-shadow: 0px 5px 6px -4px rgba(0,0,0,0.49);
}

#myBtn:hover {
    background-color: #444; /* Add a dark-grey background on hover */
}