#mode-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}
#toggle-button {
    background: #fff;
    color: #111;
    border: none;
    border-radius: 30px;
    padding: 10px 15px;
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.light-mode {
    background: #f9f9f9 !important;
    color: #111 !important;
}

.light-mode a {
    color: #007acc !important;
}

.light-mode header,
.light-mode footer,
.light-mode .site-header {
    background: #fff !important;
    color: #111 !important;
}