/sl-input>
        <sl-input label="Delay" type="number" min="0" max="1000" step="100" *value="delay"></sl-input>
        <sl-input label="EndDelay" type="number" min="0" max="1000" step="100" *value="endDelay"></sl-input>
        <sl-input label="Playback Rate" type="number" min="0" max="2" step=".25" *value="rate"></sl-input>
        <sl-input label="IterationStart" type="number" min="0" max="1" step=".1" *value="iterationStart"></sl-input>
        <br>
        <sl-switch *checked="play">Play</sl-switch>
