is.makeEditable() );
        this.display.addEventListener( 'blur', () => this.finishEditing() );
        this.display.addEventListener( 'keydown', ( e ) => this.handleTimerInput( e ) );
        this.display.addEventListener( 'input', ( e ) => this.handleTimerInputChange( e ) );

        document.addEventListener( 'keydown', ( e ) => {
          if ( e.code === 'Space' ) {
            e.preventDefault();
            this.toggleTimer();
          } else if ( e.code === 'KeyR' ) {
            this.resetTimer(