body{
    font-family:sans-serif;
    text-align:center;
    background:#f5f5f5;
    margin:0;
    padding:20px;
}

h1{
    margin-bottom:30px;
}

#menu button{
    font-size:30px;
    padding:20px 40px;
    cursor:pointer;
}

#quizArea{
    display:none;
    max-width:900px;
    margin:0 auto;
}

#progress{
    font-size:20px;
    margin-bottom:20px;
}

#question{
    background:white;
    padding:40px;
    border-radius:15px;
    font-size:32px;
    font-weight:bold;
    margin-bottom:30px;
}

.answer-buttons{
    display:flex;
    justify-content:center;
    gap:30px;
}

.answer-btn{
    width:220px;
    height:120px;
    font-size:60px;
    font-weight:bold;
    border:none;
    border-radius:15px;
    cursor:pointer;
}

.maru{
    background:#ffdada;
}

.batu{
    background:#dbe8ff;
}

#result{
    font-size:50px;
    font-weight:bold;
    margin-top:30px;
    height:70px;
}

.correct{
    color:red;
}

.incorrect{
    color:blue;
}

.wrong-list li{
    margin-bottom:20px;
    line-height:1.6;
}

#menu button{
    display:block;
    margin:15px auto;

    font-size:30px;
    padding:20px 40px;

    cursor:pointer;
}
.menu-footer{
    margin-top:40px;
}

.menu-footer button{
    font-size:18px;
    padding:10px 20px;
}

footer{
    margin-top:60px;
    padding:20px;

    font-size:14px;
    color:#666;
}

footer a{
    color:#666;
    text-decoration:none;
    margin:0 8px;
}

footer a:hover{
    text-decoration:underline;
}

.page-box{
    max-width:900px;
    margin:0 auto;
    background:white;
    padding:40px;
    border-radius:15px;
    text-align:left;
    line-height:1.8;
}

.page-box h2{
    margin-top:30px;
}

.mail{
    font-size:24px;
    font-weight:bold;
    text-align:center;
    margin:30px 0;
}

@media screen and (max-width: 768px){

    h1{
        font-size:28px;
    }

    #question{
        font-size:22px;
        padding:25px;
    }

    #menu button{
        width:90%;
        height:80px;
        font-size:24px;
    }

    .answer-buttons{
        gap:15px;
    }

    .answer-btn{
        width:45%;
        height:100px;
        font-size:50px;
    }

    #result{
        font-size:40px;
    }

}

#question{
    word-break: break-word;
    line-height: 1.8;
}

#description{
    max-width: 700px;
    margin: 0 auto 30px;
    font-size: 18px;
    line-height: 1.8;
    color: #555;
    text-align: center;
}