@charset "utf-8";

/* CSS Document */

h1 {
    text-align: center;
    font: bold 28px "ヒラギノ明朝 Pro W3", "ＭＳ Ｐ明朝", "MS PMincho", "ヒラギノ明朝 Pro W3", "Hiragino Mincho Pro", serif;
}

section {
    margin-bottom: 40px;
}

.ttl_sec {
    font-family: "ヒラギノ明朝 Pro W3", "Hiragino Mincho Pro", "ＭＳ Ｐ明朝", "MS PMincho", serif;
    font-size: 24px;
    color: #522910;
}

.ttl_sec::before {
    content: "";
    display: inline-block;
    vertical-align: middle;
    margin-right: 10px;
    width: 17px;
    height: 28px;
    background: url("/kaigi/css/images/icon_gray.png") top no-repeat;
}

/*==============================
#hall
==============================*/
.box_hall {
    margin: 0;
    padding: 10px 0 30px;
}

.box_hall:nth-of-type(odd) {
    background: #E0D2C4;
}

/*==============================
#item
==============================*/

.btn_accordion_item {
    display: block;
    margin: auto;
    border-radius: 5px;
    background: #522910;
    text-decoration: none;
    text-align: center;
    color: #fff;
    padding: 10px 30px;
    position: relative;
}

.btn_accordion_item::before {
    content: '';
    position: absolute;
    top: 48%;
    right: 10px;
    width: 15px;
    height: 2px;
    transform: rotate(90deg);
    background: #fff;
    transition: all .3s ease-in-out;
}

.btn_accordion_item::after {
    content: '';
    position: absolute;
    top: 48%;
    right: 10px;
    width: 15px;
    height: 2px;
    background: #fff;
    transition: all .2s ease-in-out;
}


.inner_btn_accordion_item {
    display: table-cell;
    vertical-align: middle;
    width: 768px;
    height: 60px;
    font-size: 16px;
    color: #fff;
    border: 1px solid #120EAC;
    -webkit-border-radius: 5px;
    border-radius: 5px;
}

.btn_accordion_item .list_item {
    display: none;
}

/* clearfix
-----------------------------------*/
.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

* html .clearfix {
    zoom: 1;
}

/* IE6 */
*:first-child+html .clearfix {
    zoom: 1;
}

/* IE7 */

.box_hall h3 {
    color: #666;
    font-size: 16px;
}

.box_hall table {
    border-top: 1px solid #000;
    border-left: 1px solid #000;
    width: 100%;
}

.box_hall table td {
    background: #FFF;
    border-right: 1px solid #000;
    border-bottom: 1px solid #000;
    padding: 5px;
    width: 50%;
    text-align: center;
    font-size: 12px;
}

.fnw {
    font-weight: bold;
}

.fns14 {
    font-size: 14px;
}

.red {
    color: #f00;
}

.fs18 {
    font-size: 18px;
}

.emphasis {
    font-weight: bold;
    font-size: 22px;
}

.ttl_item {
    font-size: 18px;
    color: #787878;
    border-bottom: 3px solid #787878;
    margin: 30px 0 0;
}

.list_item {
    list-style: none;
    margin: 0;
    padding: 0;
    display: none;
    transition:
        line-height .3s ease-out,
        opacity .1s linear,
        visibility .1s linear;

}

.list_item li {
    padding: 15px 0;
    border-top: 1px dashed #000;
    line-height: 1.2;
}

.list_item li:first-child {
    border-top: none;
}

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

.list_item li img {
    float: left;
    width: 30%;
    padding-right: 5%;
}

a.item_sound {
    display: block;
}

.wrap_img {
    float: left;
    width: 30%;
    margin-right: 5%;
}

.wrap_img img {
    float: none !important;
    width: 100% !important;
    margin-right: 0 !important;
}

.wrap_img img:first-child {
    margin-bottom: 5px;
}

#smoke {
    color: #522910;
}

#smoke img {
    width: 100%;
    height: auto;
}

.sup_desc_item {
    margin: 0;
}

.mb0 {
    margin-bottom: 0 !important;
}

.mb10 {
    margin-bottom: 10px !important;
}

.mb20 {
    margin-bottom: 20px !important;
}

.pb10 {
    padding-bottom: 10px !important;
}

#item_video .name_item,
#item_other .name_item {
    border-bottom: 1px solid #666;
    color: #666;
    padding-bottom: 10px;
    margin-bottom: 10px;
}

#item_sound .wrap_text {
    color: #000;
}

#item_video .wrap_text,
#item_other .wrap_text {
    color: #666;
}

.wrap_text {
    width: 65%;
    float: right;
}

.txt_indent span {
    text-indent: -1em;
    margin-left: 1em;
    display: inline-block;
}

.box_section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    height: auto;
    margin: 20px 0 0 0;
}

.box_set {
    width: calc((100% - 30px) / 3);
    height: auto;
    text-align: center;
}

.box_set img {
    width: 100%;
}

.box_set:nth-child(2n+2) {
    margin-right: 0;
}

.box_set .sub_txt_03 {
    margin: 0 0 0 0;
}

.fixtures_02 {
    width: 100%;
    border: none;
    font-size: 14px;
    margin-bottom: 3px;
    font-weight: bold;
    padding: 0;
    margin-top: 10px;
}

/*==============================
アコーディオン
==============================*/
.list_item.is-open {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    transition:
    line-height .3s ease-out,
    opacity .1s linear .1s,
    visibility .1s linear .1s;
}

.btn_accordion_item.is-active {
    margin-bottom: 20px;
}

.btn_accordion_item.is-active::after {
    transform: rotate(180deg);
}

.btn_accordion_item.is-active::before {
    opacity: 0;
}

@media (min-width: 769px) {
    .box_hall h3 {
        margin-left: 10px;
    }

    .box_hall table {
        width: 95%;
        margin-left: auto;
        margin-right: auto;
    }

    #smoke {
        display: flex;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .box_set {
        width: calc((100% - 15px) / 2);
    }

    h3 {
        background: url(/kaigi/images/icon_brown.png) no-repeat left 2px;
        padding: 5px 0 5px 30px;
    }
}

/* ホバーアニメーション */
/* PCマウス */
@media (hover: hover) {
    a:hover {
        opacity: 0.6;
        color: inherit;
    }

    .btn_accordion_item:hover {
        cursor: pointer;
    }
}