.company-list-group {
    margin-top: 3em;
}
.company-list-group + .company-list-group {
    margin-top: 4em;
}
@media screen and (max-width: 750px) {
    .company-list-group{
        margin-top: 30px;
    }
    .company-list-group + .company-list-group {
        margin-top: 40px;
    }
}
.company-list-heading {
    font-family: "Times New Roman", "游明朝", "Yu Mincho", "游明朝体", "YuMincho", "ヒラギノ明朝 Pro W3", "Hiragino Mincho Pro", "HiraMinProN-W3", "HGS明朝E", "ＭＳ Ｐ明朝", "MS PMincho", serif;
    width: 100%;
    overflow: hidden;
    position: relative;
    text-align: center;
}
.company-list-heading span {
    background: #fff;
    padding-left: 1em;
    padding-right: 1em;
    position: relative;
    z-index: 2;
}
.company-list-heading::after {
    content: '';
    width: 100%;
    height: 1px;
    background: #333;
    display: block;
    position: absolute;
    top: 50%;
    left: 0;
}
.company-logo-list {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;

    &::before, &::after {
        content: "";
        height: 0;
        width: calc((100% / 4) - (15px * 3 / 4));
        order: 3;
    }

    .company-item {
        width: calc((100% / 4) - (15px * 3 / 4));
        margin-bottom: 15px;
        text-align: center;
        background: #fff;

        img {
            max-height: 80px;
            object-fit: contain;
        }
    }
}

.company-text-list {
    margin-top: 5px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;

    .company-text-item {
        width: calc((100% / 2) - (15px * 3 / 4));
        box-sizing: border-box;
    }
}

@media screen and (max-width: 600px) {
    .company-logo-list {
        .company-item {
            width: calc((100% / 3) - (20px * 2 / 3));
        }
    }

    .company-text-list {
        .company-text-item {
            width: 100%;
        }
    }
}

@media screen and (max-width: 480px) {
    .company-logo-list {
        .company-item {
            width: calc((100% / 2) - (15px * 1 / 2));
        }
    }
}


.index_design_content1{overflow: hidden;}
.animate_background .image{
    height: 100%;
    z-index: -1;
    overflow: hidden;
}