.border-dot {
    border-bottom-style: dashed;
    border-color: #959595;
    border-width: 2px;
    padding-bottom: 15px;
    padding-top: 10px;
}
.d-flex-items-start{
    display: flex;
    align-items: flex-start;
}
.box-txt-answer{
    padding-top: 20px;
    padding-left: 55px;
    max-width: 1100px;
    padding-right: 50px;
    font-weight: normal;
    font-size: 18px;
    line-height: 27px;
}
.txt-head-question{
    cursor: pointer;
}
.txt-head-question img{
    width: 30px;
    margin-top: 1px;
}
.txt-head-question label{
    font-weight: normal;
    font-size: 20px;
    line-height: 33px;
    padding-top: 0 !important;
    cursor: pointer;
}
.bg-payment-body-card {
    color: #959595;
}
@media (max-width: 991px) {
    .txt-head-question img{
        width: 30px;
        margin-top: -1px;
    }
    .txt-head-question label{
        line-height: 25px;
    }

}
@media (max-width: 768px) {
    .box-txt-answer{
        padding-left: 40px;
        padding-right: 40px;
        font-size: 16px;
        line-height: 24px;
    }
    .txt-head-question img{
        width: 20px;
        margin-top: 3px;
    }
    .txt-head-question label {
        font-weight: normal;
        font-size: 18px;
    }
    #accordion img.bt_arrow_down{
        width: 16px;
        vertical-align: top;
        margin-top: 2px;
    }

}
@media (max-width: 424px) {
    .txt-head-question label {
        font-size: 17px;
    }
    .box-txt-answer {
        padding-left: 20px;
        padding-right: 20px;
        font-size: 14px;
    }
}
@media (max-width: 374px) {
    .box-txt-answer {
        font-size: 14px;
    }
    .txt-head-question label {
        font-size: 17px;
    }
}
/* code example */
/*
        <div id="container">
            <div id="accordion">
                <div class="row border-dot mr-0 ml-0 mt-2" id="heading-1">
                    <div class="col-10 p-0 cursor-p d-flex-items-start txt-head-question" data-toggle="collapse" data-target="#collapse-1">
                        <img src="https://prakun.com/Components/assets/imgs/Q-and-A/question.png" class="q-a" alt="">
                        <label class=" text-left pl-2 cursor-p">question1</label>
                    </div>
                    <div class="col-2 p-0 text-right">
                        <h5 class="mb-0">
                            <button class="btn btn-link bt_profile p-0" data-toggle="collapse" data-target="#collapse-1" aria-expanded="true" aria-controls="collapse-1">
                                <img src="https://prakun.com/Components/assets/imgs/Q-and-A/up.png" alt="" class="bt_arrow_down">
                            </button>
                        </h5>
                    </div>
                </div>
                <div id="collapse-1" class="collapse in show bg-payment-body-card" aria-labelledby="heading-1" data-parent="#accordion">
                    <div class="box-txt-answer">answer1</div>
                </div>
                <div class="row border-dot mr-0 ml-0 mt-2" id="heading-2">
                    <div class="col-10 p-0 cursor-p d-flex-items-start txt-head-question" data-toggle="collapse" data-target="#collapse-2">
                        <img src="https://prakun.com/Components/assets/imgs/Q-and-A/question.png" class="img-fluid q-a" alt="">
                        <label class=" text-left pl-2 cursor-p">question2</label>
                    </div>
                    <div class="col-2 p-0 text-right">
                        <h5 class="mb-0">
                            <button class="btn btn-link bt_profile p-0" data-toggle="collapse" data-target="#collapse-2" aria-controls="collapse-2">
                                <img src="https://prakun.com/Components/assets/imgs/Q-and-A/up.png" alt="" class="bt_arrow_down">
                            </button>
                        </h5>
                    </div>
                </div>
                <div id="collapse-2" class="collapse bg-payment-body-card" aria-labelledby="heading-2" data-parent="#accordion">
                    <div class="box-txt-answer ">
                       answer2
                    </div>
                </div>                
            </div> 
        </div>             

*/