direction、unicode-bidi : 文の記述の方向 CSSプロパティ

<div class="sample">
    ～あいうえお。
</div>

.sample  {
    direction:   ltr;
}

.sample  {
    direction:   rtl;
}

.sample  {
    direction:      rtl;
    unicode-bidi:   normal;
}

.sample  {
    direction:      rtl;
    unicode-bidi:   embed;
}

.sample  {
    direction:      rtl;
    unicode-bidi:   isolate;
}

.sample  {
    direction:      rtl;
    unicode-bidi:   bidi-override;
}

.sample  {
    direction:      rtl;
    unicode-bidi:   isolate-override;
}

.sample  {
    direction:      rtl;
    unicode-bidi:   plaintext;
}