[2023.03 Update] Lesson and review simple dark theme for Wanikani by tojatos

/* ==UserStyle==
@name         [2023.03 Update] Lesson and review simple dark theme
@version      20230327.13.19
@namespace    ?
==/UserStyle== */

@-moz-document url-prefix("https://www.wanikani.com/subjects") {
.additional-content__menu > li > a {
    background-color: #171717;
    box-shadow: 2px 2px 4px #555;
    border-color: #171717;
}

body {
    background-color: #191919;
    background-image: none;
}
.quiz-input__input-container .quiz-input__input,
.subject-slide {
/*     filter: invert(1); */
    background-color: #121212;
    color: white;
    box-shadow: 3px 3px 0 #555;
}
.quiz-input__question-type-container[data-question-type="meaning"] {
    filter: invert(1);
}
/* .quiz-input > label {
    filter: invert(1);
} */

textarea:focus,
input:focus {
    outline: none;
}
/* .quiz-input__question-type-container {
    filter: invert(1);
} */
.subject-slide__navigation:hover .subject-slide__navigation-icon {
    background: #333;
}
.wk-hint {
    filter: invert(1);
}
/* .quiz-input__input-container[correct="true"] .quiz-input__input {
    background-color: var(--color-quiz-correct-background);
    color: var(--color-quiz-correct-text-color);
    text-shadow: var(--color-quiz-correct-text-shadow);
    caret-color: var(--color-quiz-correct-background);
} */
.additional-content__content {
    filter: invert(1);
}
}