body{

    background:#f5f7fa;

}

.navbar-brand{

    font-size:26px;

}

.card{

    border:none;

    border-radius:15px;

}

.btn-primary{

    border-radius:10px;

}

.hero{

    padding:90px 0;

}

.hero h1{

    font-size:50px;

    font-weight:bold;

}

.hero p{

    font-size:20px;

    color:#666;

}