{% for key, value in services.items() %}
    {% if(loop.index % 2 == 0) %}
    <div class="resultitem" style="background-color: lightcyan">
        Dienst op {{value[0].date().strftime("%A")}} on {{value[0].time().hour}} uur. 
    </div>
    {% else %}
    <div class="resultitem" style="background-color: lightblue">
        Dienst op {{value[0].date().strftime("%A")}} on {{value[0].time().hour}} uur. 
    </div>
    {% endif %}
    
    
{% endfor %}