better-jp-font-furigana-spoiler.css

* {
	font-family: "Noto Serif JP";
}

h2 {
    line-height: 1em;
}

rt {
    color: transparent;
    background-color: var(--mochi--cloze-2--background-color);
    border-radius: 5px;
    margin: 2px;
}

ruby:hover > rt {
    animation-name: rtIn;
    animation-duration: 0.5s;
    animation-fill-mode: forwards;
}

@keyframes rtIn {
    to {
        color: var(--mochi--h-menu-item--foreground);
        background-color: transparent;
    }
}