index.css

/* body {
    background-color: lightgray;
} */

@media screen {
    .intro-wrap {
        max-height: 690px;
    }
    .question_wrap{
        max-height: 690px;
        max-width: 600px;
        margin: 0 auto;
    }
    .result_wrap{
        max-height: 690px;
        max-width: 600px;
        margin: 0 auto; 
        margin-top: 20px;
    }
}

#title{
    font-family: 'Black Han Sans', sans-serif;
    font-size: 35px;
}

.intro-wrap {
    max-width: 600px;
    margin: 0 auto;
}

.question-wrap {
    max-width: 600px;
    margin: 0 auto;

}

.img-wrap {
    margin-top: 20px;
}

/* .result-wrap{
    margin-top: 20px;
} */

.by {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 12px;
}

article {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.question {
    display: none;
}

.result {
    display: none;
}

.result_image{
    margin: 0 auto;
    margin-top: 10px;
    margin-bottom: 30px;
}
.start{
    font-family: 'Black Han Sans', sans-serif;
}

.result{
    font-family: 'Black Han Sans', sans-serif;
}

.btn-wrap{
    text-align: center;
}

.start_button{
    margin-top: 30px;
    margin-bottom: 30px;
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    max-width: 325px;
    width: 100%;
    height: 60px;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 18px;
    border-radius: 30px;
}

.kakao_ad{
    width: 320px;
    margin: auto;
}

.question_button{
    margin-top: 30px;
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    width: 100%;
    height: 50px;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 14px;
    border-radius: 30px;
}