{# Every icon a page shows, drawn once.
Stroked icons take the colour of the text around them and the stroke width
their place sets (`--stroke` in base.css); filled ones take the colour
only. They are hidden from screen readers: the button carrying one is
named by a symbol, never by a word. #}
{% macro check() %}{% endmacro %}
{% macro cross() %}{% endmacro %}
{% macro left() %}{% endmacro %}
{% macro right() %}{% endmacro %}
{% macro plus() %}{% endmacro %}
{% macro play() %}{% endmacro %}
{% macro pause() %}{% endmacro %}
{# The sentence and the take, started together: one triangle in each one's
colour. #}
{% macro play_both() %}{% endmacro %}
{% macro record() %}{% endmacro %}
{% macro stop() %}{% endmacro %}
{% macro eye() %}{% endmacro %}
{% macro eye_off() %}{% endmacro %}
{% macro mic() %}{% endmacro %}
{% macro headphones() %}{% endmacro %}
{% macro picture() %}{% endmacro %}
{% macro no_picture() %}{% endmacro %}
{% macro speaker() %}{% endmacro %}
{% macro speaker_off() %}{% endmacro %}
{% macro flag() %}{% endmacro %}
{% macro lock() %}{% endmacro %}
{# A card's review direction: the question leads to the answer, the
answer's face in the page's blue; reviewed both ways, the second row
leads back. #}
{% macro one_way() %}{% endmacro %}
{% macro both_ways() %}{% endmacro %}