src/utils.py

def get_font_css():
    return """
    <style>
    @import url('https://fonts.googleapis.com/css2?family=Tw+Cen+MT:wght@400;700&display=swap');
    html, body, [class*='css']  {
        font-family: 'Tw Cen MT', sans-serif !important;
    }
    </style>
    """