body.light-mode {
    background-color: #ffffff;
    color: #333;
}
body.dark-mode {
    background-color: #121212;
    color: #fff;
}
.bg-purple {
    background-color: #6a0dad !important;
}
.navbar .btn {
    border: 2px solid white;
}
header.d-flex.flex-wrap.justify-content-between.py-3.mb-4.bg-secondary.border-bottom.border-secondary.shadow-sm {
    padding: 30px;
}