body {
    margin: 0;
    font-family: Arial, sans-serif;
}

.left-button {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background-color: white;
    border: 2px solid #d3d3d3;
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    z-index: 1000;
}

.left-button a {
    text-decoration: none;
    color: #007bff;
    font-weight: bold;
}

.left-button a:hover {
    color: #000;
}@charset "utf-8";
/* CSS Document */