.campaign-banner-block {
    display: none;
  }

  

section.visual {
    margin-left: calc(((100vw - 100%) / 2) * -1);
    margin-right: calc(((100vw - 100%) / 2) * -1);
}


.wapper-keywordpresent {
    padding: 7% 10% 10%;
}

section.title {
    text-align: center;
    margin-bottom: 10%;
}

.title h1 {
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 1.2px;
    line-height: 1.85;
}
.title h1:nth-child(2) {
    font-size: 13px;
}

.summary li {
    text-align: center;
    border: 1px solid #000;
    margin: 4% 0;
    font-weight: bold;
}

.summary a {
    padding: 4%;
    display: inherit;
}



/*矢印*/
.arrow {
    position: relative;
    /*display: inline-block;*/
}

.arrow::before {
    content: '';
    width: 10px;
    height: 10px;
    border-top: solid 2px #000;
    border-right: solid 2px #000;
    position: absolute;
    right: 15px;
    top: 12px;
}


.arrow-bottom::before {
    transform: rotate(135deg);
}

section.contents {
    margin-top: 18%;
}


.contents h2 {
    font-size: 20px;
    text-align: center;
    font-weight: bold;
    margin-bottom: 5%;
    background: #b6c1bb;
    margin-left: calc(((100vw - 100%) / 2) * -1);
    margin-right: calc(((100vw - 100%) / 2) * -1);
    padding: 3% 0;
}


.bkgd {
    background: #f7f4eb;
    padding: 8% 6%;
    border-radius: 6px;
}

.contents h3 {
    font-size: 18px;
    font-weight: bold;
}

.contents table {
    margin: 5% auto 0%;
}


.tbl > p {
    text-align: right;
    margin-top: 2%;
    font-size: 12px;
}

.contents tr {
    display: block;
    font-size: 13px;
    line-height: 2;
    font-weight: bold;
}

.contents tr:not(:last-child) {
    margin-bottom: 3%;
}

section#explanation img {
    margin-bottom: 2%;
}

section#explanation p {
    font-size: 15px;
    font-weight: 500;
    line-height: 1.85;
}

.info-ex {
    background: #FFF;
    padding: 5%;
    font-weight: bold;
    border: 1px solid #b6c1bb;
    margin-top: 5%;
}

.info-ex li {
    line-height: 2.3;
}

.info-ex li:nth-child(n+2) {
    text-align: center;
}

.info-ex li:nth-child(2) {
    letter-spacing: 3.2px;
}

li.arw-btm::after {
    content: "↓";
}

section#participation h3 {
    text-align: center;
    margin-bottom: 4%;
}

.bkgd.no p {
    font-size: 17px;
    font-weight: bold;
    text-align: center;
}

#participation .txt-sml {
    font-size: 12px;
    text-align: left;
    font-weight: normal;
}

.bkgd.no:nth-child(2) {
    margin-bottom: 8%;
}


.live-url {
    text-align: center;
    background: #e06e1d;
    border-radius: 25px;
    width: 100%;
    margin: 10px auto;
}

.live-url a {
    padding: 4% 5%;
    display: block;
    color: #FFF;
    font-weight: bold;
    /*pointer-events: none;*/
}

.bkgd.no:nth-child(2) {
    margin-bottom: 8%;
}


.parent {
    position: relative;
}

.child {
    position: absolute;
    top: -9px;
    left: -8px;
}

.child img {
    width: 70%;
}


#method h3 {
    text-align: center;
}

#method .bkgd.no:not(:last-child) {
    margin-bottom: 8%;
}


.child-btn {
    position: absolute;
    width: 88%;
    top: 42%;
}


.live-url.before {
    background: #333333d1;
}



.summit2023-1 {
    margin-bottom: 6%;
}



/*以降PC*/
@media only screen and (min-width: 641px){


    section.visual {
        margin: unset;
    }


    .wapper-keywordpresent {
        padding: 0 25% 10%;
    }


    .arrow::before {
        top: 28px;
    }

    .child img {
        width: 100%;
    }



    .info-ex {
        padding: 5% 24%;
    }


    .live-url {
        border-radius: 40px;
    }

    section#method img {
        margin: 0 auto;
        display: block;
    }




}