#installButton {
display: none;
position: fixed;
bottom: 10px;
right: 10px;
background-color: #e526a3;
color: white;
border: none;
padding: 10px 10px;
border-radius: 5px;
cursor: pointer;
z-index: 9999;
opacity: 0;
transition: opacity 1s ease-in-out;
}
#installButton.show {
display: block;
opacity: 1;
}