#qanda_details{
    margin:2em auto;
    max-width:600px;
}
#qanda_details>summary{
    font-size: large;
    font-weight: bold;
    color: #333333;
    text-decoration: underline 2px;
    width: 300px;
    margin: auto;
    cursor: pointer;
}

#qanda_details .is-glowing {
    animation: glow-animation 3s ease-in-out;
  }
/* 光らせるアニメーションの定義 */
@keyframes glow-animation {
    0% { box-shadow: 0 0 0px rgba(255, 255, 0, 0); }
    50% { box-shadow: 0 0 20px rgba(255, 255, 0, 1); } /* 中間で一番光る */
    100% { box-shadow: 0 0 0px rgba(255, 255, 0, 0); }
  }

@media only screen and (max-width:640px) {
    #qanda_details details{
        max-width:100%;
    }
}
.accordion-006 {
    max-width: 600px;
    margin: 7px 0;
    background-color: #d9d9d9;
    border-radius: 5px;
}



.accordion-006 summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    padding: 1em 2em;
    color: #333333;
    font-weight: 600;
    cursor: pointer;
}

.accordion-006 summary::-webkit-details-marker {
    display: none;
}

.accordion-006 summary::before,
.accordion-006 summary::after {
    width: 3px;
    height: .9em;
    border-radius: 5px;
    background-color: #a9a9a9;
    content: '';
}

.accordion-006 summary::before {
    position: absolute;
    right: 2em;
    rotate: 90deg;
}

.accordion-006 summary::after {
    transition: rotate .3s;
}

.accordion-006[open] summary::after {
    rotate: 90deg;
}

.accordion-006 p {
    transform: translateY(-10px);
    opacity: 0;
    margin: 0;
    padding: .3em 2em 1.5em;
    color: #333333;
    transition: transform .5s, opacity .5s;
}

.accordion-006[open] p {
    transform: none;
    opacity: 1;
}