.qa-list dl {
    position: relative;
    top: 30px;
    width:  1100px;
    padding: 28px 80px 28px 30px;

}
.qa-list dl::before {
    position: absolute;
    top: 35px;
    right: 35px;
    display: block;
    width: 7px;
    height: 7px;
    margin: auto;
    content: '';
    transform: rotate(135deg);
}
.qa-list .open::before {
    transform: rotate(-45deg);
}
.qa-list dl dt {
    background-color: #ffffff;
    position: relative;
    margin: 0;
    padding: 0 0 0 50px;
    font-weight: bold;
    font-size: 20px;
}
.qa-list dl dt::before {
    background-color: #b8b8b8;
    background-size: 40px 40px;
    border-radius: 5px;
    font-size: 40px;
    line-height: 1;
    position: absolute;
    top: 3px;
    left: 0;
    display: block;
    content: 'Q.';
    color: #ffffff;
}
.qa-list dl dd::before {
    background-color: #e50350;
    border-radius: 5px;
    font-size: 40px;
    line-height: 1;
    position: absolute;
    top: 3px;
    left: 2px;
    display: block;
    content: 'A.';
    font-weight: bold;
    color: #ffffff;
}
.qa-list dl dd {
    position: relative;
    display: none;
    height: auto;
    margin: 20px 0 0;
    padding: 0 0 0 50px;
}
.qa-list dl dd p {
    margin: 30px 0 0;
}
.qa-list dl dd p:first-child{
    margin-top: 0;
}

@media screen and (max-width: 767px) {
.qa-list dl {
    position: relative;
    left: 0%;
    padding: 15px 40px 15px 10px;
    width:  100%;
}
.qa-list dl::before {
    top: 20px;
    right: 20px;
    width: 7px;
    height: 7px;
}
.qa-list dl dt {
    padding: 0 0 0 30px;
    font-size: 14px;
}
.qa-list dl dt::before {
    font-size: 14px;
    top: 3px;
    left: 5px;
    content: 'Q.';
}
.qa-list dl dd::before {
    font-size: 14px;
    top: 5px;
    left: 5px;
    content: 'A.';
}
.qa-list dl dd {
    margin: 10px 0 0;
    padding: 0 0 0 30px;
    font-size: 14px;
}
.qa-list dl dd p {
    margin: 30px 0 0;
}
.qa-list dl dd p:first-child{
    margin-top: 0;
}
}