from flask import (
    Flask,
    render_template,
    request,
    render_template_string
)

app = Flask(__name__)


@app.route('/', methods=['GET', 'POST'])
def index():
    output = ""

    if request.method == 'POST':
        search_term = request.form.get('search_term', '')
        output = f'Backup "<strong>' + search_term + '</strong>" is not available due to technical issues.'

    return render_template('index.html',
                           search_result=render_template_string(output))


@app.route('/about')
def about():
    return render_template('about.html')


@app.route('/contact')
def contact():
    return render_template('contact.html')