py5_theme.css

html[data-theme=light] {
    --pst-color-link: hsl(0, 60%, 33%);
    --pst-color-primary: hsl(0, 60%, 16%);
    --pst-color-secondary: #c98138;
    --pst-color-secondary-highlight: #925315;

}

html[data-theme=dark] {
    --pst-color-link: hsl(0, 50%, 50%);
    --pst-color-primary: hsl(0, 50%, 80%);
    --pst-color-secondary: #c98138;
    --pst-color-secondary-highlight: #925315;
}

nav.bd-links ul ul {
    padding: 0 0 0 0.25rem;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

a.headerlink {
    text-decoration: none;
}

.bd-header .navbar-nav li a.nav-link:hover {
    text-decoration: none;
}

.bd-header .navbar-nav .dropdown button:hover {
    text-decoration: none;
}

.nav-link:hover {
    text-decoration: none;
}

nav.bd-links li>a:hover {
    text-decoration: none;
}

ul.bd-breadcrumbs li.breadcrumb-item a:hover {
    text-decoration: none;
}

.navbar-brand:hover:hover,
.navbar-brand:visited:hover:hover {
    text-decoration: none;
}

.navbar-nav li a:hover {
    text-decoration: none;
}

.prev-next-area a p.prev-next-title {
    text-decoration: none;
}

.prev-next-area a:hover p.prev-next-title:hover {
    text-decoration: none;
}

div#searchbox p.highlight-link a {
    text-decoration: none;
}

button.btn.version-switcher__button:hover {
    text-decoration: none;
}

.version-switcher__menu a.list-group-item:hover {
    text-decoration: none;
}

.toc-entry a.nav-link:hover {
    text-decoration: none;
}