.button1 {
            -webkit-transition-duration: 0.4s;
            transition-duration: 0.4s;
            padding: 8px 16px;
            text-align: center;
            background-color: #3DDB84;
            color: black;
            border: 2px solid #3DDB84;
            border-radius:5px;
            font-size:20px;
        }
                .button2 {
            -webkit-transition-duration: 0.4s;
            transition-duration: 0.4s;
            padding: 4px 8px;
            text-align: center;
            background-color: #3DDB84;
            color: black;
            border: 2px solid #FFFFFF;
            border-radius:5px;
            font-size:15px;
        }
        .serif{
font-family:Arial,Verdana,Sans-serif
}