body{

    font-family: Vazirmatn,sans-serif;

    background:#f7f9fa;

}

a{

    text-decoration:none;

}

h1,h2,h3,h4{

    font-weight:700;

}

.hero{

    margin-top:40px;

    margin-bottom:20px;

}

.display-4{

    font-weight:700;

}