body {
    margin: 0;
    padding: 0;
}

.update-window {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    border: 1px solid #ccc;
    border-radius: 5px;
    overflow: hidden;
}

.update-header {
    background-color: #4CAF50;
    color: white;
    padding: 10px;
    text-align: center;
}

.update-body {
    max-height: 200px;
    overflow-y: auto;
    padding: 10px;
    background-color: #f1f1f1;
}

.update-body ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.update-body li {
    margin-bottom: 8px;
}