const ZBX_STYLE_BTN_ALT = 'btn-alt';
const ZBX_STYLE_BTN_GREY = 'btn-grey';
const ZBX_STYLE_BTN_ICON = 'btn-icon';
const ZBX_STYLE_COLLAPSIBLE = 'collapsible';
const ZBX_STYLE_COLLAPSED = 'collapsed';
const ZBX_STYLE_NOTHING_TO_SHOW = 'nothing-to-show';
const ZBX_STYLE_LIST_TABLE = 'list-table';
const ZBX_ICON_BELL = 'zi-bell';
const ZBX_ICON_BELL_OFF = 'zi-bell-off';
const ZBX_ICON_CHECK = 'zi-check';
const ZBX_ICON_CHEVRON_DOWN = 'zi-chevron-down';
const ZBX_ICON_CHEVRON_DOWN_SMALL = 'zi-chevron-down-small';
const ZBX_ICON_CHEVRON_LEFT = 'zi-chevron-left';
const ZBX_ICON_CHEVRON_RIGHT = 'zi-chevron-right';
const ZBX_ICON_CHEVRON_UP = 'zi-chevron-up';
const ZBX_ICON_COG_FILLED = 'zi-cog-filled';
const ZBX_ICON_COPY = 'zi-copy';
const ZBX_ICON_EYE_OFF = 'zi-eye-off';
const ZBX_ICON_FILTER = 'zi-filter';
const ZBX_ICON_HELP_SMALL = 'zi-help-small';
const ZBX_ICON_HOME = 'zi-home';
const ZBX_ICON_LOCK = 'zi-lock';
const ZBX_ICON_MORE = 'zi-more';
const ZBX_ICON_PAUSE = 'zi-pause';
const ZBX_ICON_PENCIL = 'zi-pencil';
const ZBX_ICON_PLAY = 'zi-play';
const ZBX_ICON_PLUS = 'zi-plus';
const ZBX_ICON_REFERENCE = 'zi-reference';
const ZBX_ICON_REMOVE_SMALL = 'zi-remove-small';
const ZBX_ICON_REMOVE_SMALLER = 'zi-remove-smaller';
const ZBX_ICON_SPEAKER = 'zi-speaker';
const ZBX_ICON_SPEAKER_OFF = 'zi-speaker-off';
const ZBX_ICON_TEXT = 'zi-text';
const KEY_ARROW_DOWN = 40;
const KEY_ARROW_LEFT = 37;
const KEY_ARROW_RIGHT = 39;