/* 団体概要 */
.about-overview__container {
    padding-top: 60px;
    width: 100%;
    padding: 0;
    margin: auto;
}
.about-overview--table {
    background-color: #f6f6f6;
    display: table;
    width: 100%;
    padding: 35px 80px 80px;
    line-height: 1.4286;
}
.about-overview__row {
    display: table-row;
    line-height: 1.4286;
}
.about-overview__dt {
    padding-top: 45px;
    display: table-cell;
    width: 205px;
}
.about-overview__dd {
    padding-top: 45px;
    display: table-cell;
}
.about-overview__child {
    display: table;
    margin-top: -15px;
}
.riji {
    line-height: 3;
}
.about-overview__child dl dt {
    padding-right: 20px;
}
.about-overview__child dl dt, .about-overview__child dl dd {
    padding-top: 15px;
    display: table-cell;
}

/* 協賛者様一覧 */
.about-supporter__list {
    margin: 0;
    padding: 15px 0 0;
    list-style: none;
    display: -webkit-box;
    display: -ms-flexbox;
    display: grid;
    grid-template-columns: repeat(4, 1fr); 
    /* display: flex;
    -ms-flex-wrap: wrap; */
    flex-wrap: wrap;
    border-top: 1px solid #d9d9d9;
    margin-top: 30px;
}
.about-supporter__list li {
    margin-top: 23px;
    text-align: center;
    line-height: 1.7;
    list-style: none;
}
.about-supporter__list img {
    width: 80%;
    height: auto;
}
.about-supporter__list-4col li .logo {
    display: block;
}
.about-supporter__list li .ttl {
    display: block;
    margin-top: 12px;
    -webkit-transition: opacity .25s ease-in-out;
    transition: opacity .25s ease-in-out;
}