img{
    width: 100%;
    height: auto;
}

main{
    padding-bottom: 50px;
}

main > section{
    margin-top: 40px;
}

main > section > h2{
    margin-bottom: 0;
}
main .preview{
    background-color: #f5f5f5;
    padding: 20px;
    border-radius: 10px;
    border: 2px solid #a0a0a0;
}

#q02 {
    text-align: center;
}
#q02 img{
    width: 200px;
}
#q02 p{
    font-weight: bold;
}

#q03 button{
    width: 120px;
    padding: 10px;
    font-size: 18px;
    font-weight: bold;
    border: none;
    background-color: lightseagreen;
    border-radius: 5px;
    color: white;
}


#q04 button{
    width: 120px;
    padding: 10px;
    font-size: 18px;
    font-weight: bold;
    border: none;
    background-color: lightgray;
    border-radius: 5px;
    color: gray;
}
#q05{
    padding: 3px 5px;
    font-weight: bold;
    letter-spacing: 0.1em;
}

#q05.peach{
    background-color:plum;
    color: #fff;
}

#q06 button{
    width: 120px;
    padding: 10px;
    font-size: 18px;
    font-weight: bold;
    border: none;
    background-color: lightgray;
    border-radius: 5px;
    color: gray;
    cursor: pointer;
}

#q06 button.active{
    background-color: lightseagreen;
    color: white;
}

#q07 {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
#q07 img{
    width: 200px;
}
#q07 button{
    margin-top: 10px;
}

#q08 {
    text-align: center;
}
#q08 img{
    width: 200px;
}

#q09 input{
    padding: 5px;
    border: 1px solid #aaa;
    border-radius: 3px;
    width: 300px;
    max-width: 100%;
}