/**
         * Calculates width and height of Termynal container.
         * If container is empty and lines are dynamically loaded, defaults to browser `auto` or CSS.
         */
        const containerStyle = getComputedStyle(this.container);
        this.container.style.width = containerStyle.width !== '0px' ?
            containerStyle.width : undefined;
        this.container.style.minHeight = containerStyle.height !== '0px' ?