datasette/datasite/templates/base.html

<!DOCTYPE html>
<html>
<head>
    <title>{% block title %}{% endblock %}</title>
<style>
th {
    text-align: left;
}
</style>
{% block extra_head %}{% endblock %}
</head>
<body>
{% if error %}
    <div style="padding: 1em; margin: 1em; border: 3px solid red;">{{ error }}</div>
{% endif %}
{% block content %}
{% endblock %}
</body>
</html>