startups.html

# startups.html

{% load static %}
{% block css %}
    <link rel="preload" href="{% static 'css/startups.css' %}" as="style" onload="this.onload=null;this.rel='stylesheet'">
    <noscript>
        <link rel="stylesheet" href="{% static 'css/startups.css' %}">
    </noscript>
{% endblock %}

{% block content %}
...
...
{% endblock %}