jensjeflensje/index.css

## index.css
h1 {
    color: red;
}

## index.html
<!DOCTYPE html>
<html lang="nl">
<head>
    <meta charset="UTF-8">
    <title>Youtube Flask Tutorial</title>
    <link rel="stylesheet" href="{{ url_for('static', filename='index.css') }}">
</head>
<body>
    <h1>{{ hallo_text }}</h1>
</body>
</html>

## main.py
from flask import Flask, render_template, send_from_directory
import os

app = Flask(__name__)


@app.route("/")
def index():
    return render_template("index.html", hallo_text="Hallo")


@app.route('/favicon.ico')
def favicon():
    return send_from_directory(os.path.join(app.root_path, 'static'), 'favicon.ico', mimetype='image/vnd.microsoft.icon')


app.run(port=80)
	<!DOCTYPE html>
	<html lang="nl">
	<head>
	<meta charset="UTF-8">
	<title>Youtube Flask Tutorial</title>
	<link rel="stylesheet" href="{{ url_for('static', filename='index.css') }}">
	</head>
	<body>
	<h1>{{ hallo_text }}</h1>
	</body>
	</html>
	from flask import Flask, render_template, send_from_directory
	import os

	app = Flask(__name__)


	@app.route("/")
	def index():
	return render_template("index.html", hallo_text="Hallo")


	@app.route('/favicon.ico')
	def favicon():
	return send_from_directory(os.path.join(app.root_path, 'static'), 'favicon.ico', mimetype='image/vnd.microsoft.icon')


	app.run(port=80)