this.container.innerHTML = '';
        for (let line of this.lines) {
            line.style.visibility = 'visible'
        }
        this.start();
    }

    /**
     * Start the animation and rener the lines depending on their data attributes.
     */
    async start() {
        this.addFinish()
        await this._wait(this.startDelay);

        for (let line of this.lines) {