:root {
    --gold: -webkit-linear-gradient(0deg, #e3b86d 0%, #faeaa8 50%, #e4b970 100%);
    --blue: linear-gradient(to top, #3a37d6 0%, #a7c4ff 100%);
    --bk: #343434;
}

body:before {
    content: "";
    width: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.42) 0%, rgba(0, 0, 0, 0.42) 100%), url(../img/back.jpg);
    /* background: linear-gradient(to top, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.3) 100%), url(../img/back.jpg); */
    background-size: cover;
    background-position: right 42% top;
    background-repeat: no-repeat;
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: -3;
}




.new-topics span.cat-ico {
    background: var(--gold);
}

.new-topics span.cat-ico {
    color: var(--bk);
}

.more-list-btn a {
    background: var(--blue);
    color: #fff;
}

.reserve-bnr,
.qa-bnr,
.recruit-bnr,
.sp-foot li a {
    background: var(--blue);
}

.mainvisual-under-logo {
    height: 100%;
}

#particles-js,
#particles-js-test {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
}

.contents-ttl:before {
    content: '';
    display: block;
    position: absolute;
    top: -17px;
    background: url(../img/add.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    width: 100%;
    height: 34px;
    z-index: -1;
    opacity: 1;
}

.topics-detail-wrap .contents-ttl:before {
    display: none;
}

.recruit-wrap .contents-ttl {
    margin-top: 2rem;
}

.ico-area {
    position: relative;
    bottom: auto;
    left: auto;
    margin: 0.5rem 0;
    margin-top: 0;
}

/* .ico-area ul li:last-child::after {
    display: block;
    content: "";
    width: 46%;
  } */

.ico-area ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
}

.ico01,
.ico02,
.ico03,
.ico04,
.ico05,
.ico06,
.ico07,
.ico08,
.ico09,
.ico010,
.ico011,
.ico012,
.ico013 {
    width: 46%;
    margin-bottom: 0;
    margin: 0.2rem 0;
}

.ico-area ul::after {
    display: block;
    content: "";
    width: 46%;
    height: 100%;
}

.staff-box {
    display: flex;
    flex-direction: column;
}

.staff-text {
    margin-top: auto;
}

.tab-box label {
    width: 100%;
}