#wrap .content .sub_title { 
    margin-bottom: 25px;

}
#wrap .content .qna { 
    border: 1px solid #e9ecee;
    border-radius: 10px;
    margin-top: 20px;

}

#wrap .content .qna .q{ 
    font-size: 1.6rem;
    font-weight: 700;
    border-radius: 10px;
    padding: 2rem ;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    line-height: 1.3;
    padding-right: 3rem;
    background-color: #f5f5f7;

}
#wrap .content .qna.on .q{ 
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom: 1px solid #e9ecee;
}


#wrap .content .qna .q::after{ 
    content: '';
    background-image: url('../img/qna-down-arrow.png');
    background-size: contain;
    background-repeat: no-repeat;
    position: absolute;
    width: 20px;
    height: 20px;
    right: 1rem;
    top:55%;
    transform: translateY(-50%);


}
#wrap .content .qna.on .q::after{ 
    background-image: url('../img/qna-up-arrow.png');
   

}

#wrap .content .qna.on .a { 
    font-size: 1.6rem;
    display: block;
    padding: 1.5rem;
}
#wrap .content .qna .a { 
    display: none;
    line-height: 1.5;
}
@media screen and (max-width: 900px) {
    #wrap .content .qna { 
        margin-top: 15px;
    }
    #wrap .content .qna.on .a { 
        font-size: 16px;
        display: block;
        padding: 10px;
    }
    #wrap .content .qna .q{ 
        border-radius: 10px;
        padding: 1rem ;
    }
    #wrap .content .qna .q::after{ 
        width: 13px;
        height: 13px;
    }
 }