/*
 * Reference specification:
 *   https://www.w3.org/TR/2023/CRD-css-speech-1-20230214/#cue-props
 */

/* ══ cue-before ════════════════════════════════════════════════════════════ */

/* none */
a  { cue-before: none }

/* <uri> only */
b  { cue-before: url("audio/ping.wav") }
c  { cue-before: url("audio/chime.mp3") }
d  { cue-before: url("../sounds/beep.ogg") }
e  { cue-before: url("https://example.com/audio/cue.wav") }

/* <uri> with positive <decibel> */
f  { cue-before: url("audio/ping.wav") 6dB }
g  { cue-before: url("audio/ping.wav") 3dB }
h  { cue-before: url("audio/ping.wav") 0dB }

/* <uri> with negative <decibel> */
i  { cue-before: url("audio/ping.wav") -6dB }
j  { cue-before: url("audio/ping.wav") -12dB }
k  { cue-before: url("audio/ping.wav") -3.5dB }