#accessibility-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #fff;
    border: 2px solid #444;
    padding: 10px 20px;
    z-index: 9999;
    cursor: pointer;
    font-weight: bold;
}
#accessibility-panel {
    position: fixed;
    bottom: 70px;
    right: 20px;
    background: #fff;
    border: 1px solid #ccc;
    padding: 10px;
    z-index: 9999;
}
.high-contrast * {
    background: #000 !important;
    color: #fff !important;
}
.black-white * {
    filter: grayscale(100%) !important;
}
.underline-links a {
    text-decoration: underline !important;
}