@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');
:root {
  --font-main: "Noto Sans JP", sans-serif;
  --txt: #000;     
  --mcolor: #1c6799;
  --scolor: #6aace3; 
  --site_size: 1310px;
  --gray: #e9e9e9;
  --blue: #addde5;
  --green:  #17757f;
  --red: red;
  --en:  "Open Sans", sans-serif;
}

/*==========================================================
                        C U S T O M
==========================================================*/
.under main {padding-top: 100px;}
.under main .image_l{float:left;margin:0 40px 0 0}
.under main .image_r{float:right;margin:0 0 0 40px}

.under main .image_l img,
.under main .image_r img,
.under main .img_bd img{border-radius: 10px;}

.under main .bold{font-weight: bold;}
.under main .cl1{font-weight: bold;color: var(--mcolor);}
.under main .cl2{font-weight: bold;color: var(--green);}
.under main .style01{font-weight: bold;color: var(--mcolor);background: linear-gradient(transparent 70%, rgba(28,103,153, 0.2) 0%);display: inline;}
.under main .style02{text-align: center;font-weight: bold;font-size: 20px;margin-bottom: 20px;color: var(--txt2);}
.under main .style03{font-weight: bold;color: var(--txt2);border-bottom: 1px solid var(--txt2);padding-bottom: 5px;font-size: 20px;}
.under main .style_h3{display: inline-block;background: var(--mcolor);color: #fff;border-radius: 999px;padding: 5px 25px;font-weight: bold;line-height: 1.5em;font-size: 16px;font-family: var(--font-main);letter-spacing: 0;}
.under main .en{font-family: var(--en);}

/* MB */
.under main .mb10{margin-bottom:10px}
.under main .mb15{margin-bottom:15px}
.under main .mb20{margin-bottom:20px}
.under main .mb25{margin-bottom:25px}
.under main .mb30{margin-bottom:30px}
.under main .mb40{margin-bottom:40px}
.under main .mb50{margin-bottom:50px}
.under main .mb60{margin-bottom:60px}
.under main .mb70{margin-bottom:70px}
.under main .mb80{margin-bottom:80px}
.under main .mb90{margin-bottom:90px}
.under main .mb100{margin-bottom:100px}
.under main .mb120{margin-bottom:120px}
.under main .mb150{margin-bottom:150px}

/* MT */
.under main .mt10{margin-top:10px}
.under main .mt15{margin-top:15px}
.under main .mt20{margin-top:20px}
.under main .mt25{margin-top:25px}
.under main .mt30{margin-top:30px}
.under main .mt40{margin-top:40px}
.under main .mt50{margin-top:50px}

/*==========================================================
                        H E A D I N G
==========================================================*/
.under main .un_ttl2,
.under main .un_ttl3,
.under main .un_ttl4,
.under main .un_ttl5,
.under main .un_ttl6,
.under main .wp_content h3,
.under main .wp_content h4,
.under main .wp_content h5,
.under main .wp_content h6{font-weight: bold;margin-bottom: 30px;letter-spacing: -0.05em;}

.under main .un_ttl2{font-size: 50px; text-align: center;margin-bottom: 0;position: relative;z-index: 3;}
.under main .un_ttl2::first-letter{color: var(--scolor);}

.under main .un_ttl3,
.under main .wp_content h3{font-size: 46px; text-align: center;position: relative;padding-bottom: 34px;z-index: 3;}
.under main .un_ttl3::before,
.under main .wp_content h3::before{background: url('../images/ic_h3.png') center /cover no-repeat;width: 104px;height: 28px;position: absolute;bottom: 2px;left: calc(50% - 52px);content: '';}

.under main .un_ttl4,
.under main .wp_content h4{font-size: 36px;position: relative;color: var(--mcolor);margin-bottom: 16px;}

.under main .un_ttl5,
.under main .wp_content h5{font-size: 24px;color: var(--mcolor);padding: 11px 0 12px 18px;border-top: 1px solid var(--scolor);border-bottom: 1px solid var(--scolor);}

.under main .un_ttl6,
.under main .wp_content h6{font-size: 20px;position: relative;}

.under main .tag_label span{display: inline-block;padding: 8px 10px 8px 30px;border-radius: 5px;background: var(--mcolor);color: #fff;position: relative;flex-shrink: 0;line-height: 1em;margin-right: 25px;font-size: 18px;letter-spacing: 0;top: -4px;}
.under main .tag_label span::before{content: ''; display: block; position: absolute;top: 6px;left: 13px; width: 10px; height: 18px; border: solid #fff; border-width: 0 3px 3px 0; transform: rotate(45deg);}
.under main .tag_label span::after{content:'';width: 0;height: 0;border-style: solid;border-width: 8px 0px 8px 16px;border-color: transparent transparent transparent var(--mcolor);position: absolute;top: calc(50% - 8px);right: -16px}

/*==========================================================
                      MAIN - CONTENT
==========================================================*/
.under main #content{padding: 0 0 120px}
.under main section{padding:0 0 90px;margin-bottom:0}
.under main section.full{position: relative;margin: 10px 0 110px 0;padding-top: 120px;}
.under main section.full::before{background: #f0f7fc;width: 100vw;height: 100%;position: absolute;top: 0;left: 50%;transform: translateX(-50%);content: '';z-index: -1;}
.under main section:last-child{padding:0}

/* LINK + BUTTON TOP */
.under main .link{text-decoration: underline;color: var(--mcolor);}

/*============ TOP INFO ============ */
.under main #top_info{height:300px;width:100%;max-width:1920px;margin:0 auto;position: relative;}
.under main .un_content {position: relative;}
.under main #top_info::before{width: calc(100% - 80px);height: 100%;position: absolute;top: 0;left: 50%;min-width: 1840px;transform: translateX(-50%);content: '';background:url('../images/top_info_bg.png') center /cover no-repeat;}
.under main #top_info .inner{display:flex;flex-direction:column;justify-content:center;align-items:flex-end;width:100%;height:100%;z-index: 3;}
.under main #top_info .inner::before{background: url('../images/top_info_island_ic.png') center /cover no-repeat;width: 290px;height: 160px;content: '';position: absolute;bottom: -75px;right: 165px;z-index: 2; }
.under main #top_info .inner::after{background: #fff;opacity: 0.85;position: absolute;top: -170px;right: 2px;content: '';width: 640px;height: 640px;z-index: 1;border-radius: 50%;}

.under main #top_info .un_ttl2{width: 640px;text-align: center;padding-left: 45px;padding-bottom: 13px;padding-right: 45px;}

#boundary-trouble.under main #top_info::before{background: url('../images/top_info_trouble.png') center /cover no-repeat;}
#demand-tips.under main #top_info::before{background: url('../images/top_info_demand.png') center /cover no-repeat;}

/*==========================================================
                    T O P I C   P A T H
==========================================================*/
.under main #topic_path{margin-bottom:55px}
.under main #topic_path ul{display:block;padding:10px 0}
.under main #topic_path li{display:inline;position: relative;}
.under main #topic_path li:not(:last-child)::after{content:">";position:relative;display: inline-block;margin: 0 5px 0 10px;top: -1px;pointer-events: none;}
.under main #topic_path li{color: var(--mcolor);}

/*============ LIST ANCHOR LINK ============ */
.under main .list_anchor{display: flex; align-items: center; flex-wrap: wrap; justify-content: center;width:100%;margin-bottom: 30px;}
.under main .list_anchor .btn{margin: 0 10px 15px}
.under main .list_anchor:last-child{margin-bottom: -15px;}

.under main .u_btn{margin-bottom: 0;}
.under main .u_btn a{background: #333;color: #fff;width: 400px;height: 80px;font-size: 20px;border-radius: 999px;position: relative;box-shadow: 0 5px 0 rgba(28,103,153,0.2);display: flex;align-items: center;justify-content: center;text-align: center;}
.under main .u_btn a::before{display: inline-block;width: 0;height: 0;border-style: solid;border-width: 5px 0px 5px 10px;border-color: transparent transparent transparent #fff;position: absolute;top: calc(50% - 5px);right: 30px;content: '';}

.under main p{line-height: 1.875em;font-weight: 500;}


/*==========================================================
                        T A B L E
==========================================================*/
.under main table.td_top td{vertical-align:top}
.under main table.tb_fix{table-layout: fixed;}

.under main table{margin-bottom: 30px;}
.under main table th{background: #c3def4;color: var(--mcolor);font-weight:500;font-size: 16px;text-align: center;}

.under main table td{background:#fff;}
.under main table th,
.under main table td{padding:15px;border-color: #4985ad;font-weight:500}
.under main table img{display:block;margin:auto;}

.under main table td.bg1,
.under main table tbody th:first-child,
.under main table tbody td:first-child{background: #c3def4;color: var(--mcolor);}
.under main table tr:first-child th{background: var(--mcolor);color: #fff;}

.under main table td.bg1.center{text-align: center;}

  
/*============ LIST ============ */
/* LIST 01 */
.under main .list01,
.under main .wp_content ul{margin-bottom: 30px;}
.under main .list01 li,
.under main .wp_content ul li{display:block;padding-left:30px;margin-bottom:0;position:relative;line-height: 1.875em;font-weight: 500}
.under main .list01 li::before,
.under main .wp_content ul li::before{background:#fff;width:12px;height:12px;position:absolute;top:10px;left:8px;content:'';border:2px solid var(--scolor);border-radius:50%;}

/* LIST 02 */
.under main .list02,
.under main .wp_content ol{margin-bottom: 30px;}
.under main .list02 li,
.under main .wp_content ol li{counter-increment: li; padding-left: 30px;position: relative;margin-bottom: 10px;}
.under main .list02 li::before,
.under main .wp_content ol li::before{ content: counter(li);position: absolute;width: 22px;height: 22px;display: flex;justify-content: center;align-items: center;border-radius: 50%;left: 0; top: 2px; background-color: var(--mcolor);font-size: 12px;font-weight: bold;color: #FFF;line-height: 22px;}

/* LIST CHECK */
.under main .list_check{margin-bottom: 30px;}
.under main .list_check li{display:block;padding-left:25px;margin-bottom:5px;position:relative}
.under main .list_check li::before{content: ''; display: block; position: absolute; top: 5px; left: 5px; width: 7px; height: 15px; border: solid var(--mcolor); border-width: 0 2px 2px 0; transform: rotate(45deg);}

/* LIST FAQ */
.under main .list_faq{margin-bottom: 30px;}
.under main .list_faq dl{background: #FFF;padding: 15px;box-shadow: 0px 4px 13px rgba(0,0,0,0.2);margin-bottom: 50px}
.under main .list_faq dt{position: relative;font-size: 18px;font-weight: bold;line-height: 1.5em;margin-bottom: 10px;border-bottom: 1px dotted var(--mcolor);display: flex;align-items: center;display: flex;align-items: center;padding-bottom: 15px;}
.under main .list_faq dt span{width: 40px;height: 40px;font-weight: bold;text-align:center;line-height: 1em;background: #fff;border:1px solid var(--mcolor);color: var(--mcolor);margin-right: 15px;display: flex;align-items: center;justify-content: center;text-align: center;padding-bottom: 5px;flex-shrink: 0;}
.under main .list_faq dd{position: relative;padding-left: 50px;min-height: 62px}
.under main .list_faq dd span{position: absolute;top: 5px;left: 0;width: 40px;height: 40px;font-weight: bold;text-align:center;line-height: 1em;color:#fff;background: var(--mcolor);display: flex;align-items: center;justify-content: center;text-align: center;padding-bottom: 5px;flex-shrink: 0;}

/* LIST STEP */
.under main .list_step dl{margin-bottom: 35px;padding-bottom: 50px;position: relative;}
.under main .list_step dl:not(:last-child)::before{background: url('../images/ic-step.png') center /cover no-repeat;width: 80px;height: 30px;position: absolute;bottom: -10px;left: calc(50% - 40px);content: '';}
.under main .list_step dl:last-child{padding-bottom: 0;margin-bottom: 0}
.under main .list_step dt{background: var(--mcolor);color: #fff;font-weight: 500;padding: 10px;}
.under main .list_step dd{padding: 15px;background: #fff;box-shadow: 0 5px 8px rgba(0, 0, 0, 0.15);}

/* LIST ICON */
.under main .list_icon{display: flex;flex-wrap: wrap;align-items: flex-start;}
.under main .list_icon:last-child{margin-bottom: -30px;}
.under main .list_icon li{width: calc((100% - 60px) / 3);margin-bottom: 30px;display: flex;flex-direction: column;align-items: center;justify-content: center;text-align: center;margin-right: 30px;}
.under main .list_icon li span{position: relative;font-weight: bold;padding: 0;line-height: 1.5em;display: inline-block;}
.under main .list_icon li span::before{content: '☑';font-size: 24px;font-weight: 500;color: var(--mcolor);position: relative;top: 2px;margin-right: 10px;}
.under main .list_icon li img{border-radius: 50%;margin-bottom: 10px;}
.under main .list_icon li:nth-child(3n + 3){margin-right: 0;}

/*============ FRAME ============ */
.under main .frame01{border:3px solid var(--scolor);padding:50px 30px;border-radius:10px;margin-bottom: 50px;background: #f0f8ff;}
.under main .frame_last{text-align: center;position: relative;background: url('../images/frame_last_bg.png') center top no-repeat #fff;background-size: 99% 99%;padding: 90px 30px 100px 30px;border:none;}

.under main .frame_last::before{background: url('../images/frame_last_ic.png') center /cover no-repeat;width: 168px;height: 260px;content: '';position: absolute;bottom: 100px;right: 100px;}
.under main .frame_last .frame_ttl{font-size: 32px;font-weight: bold;color: var(--mcolor);margin-bottom: 15px;}
.under main .frame_last .frame_ttl span{display: inline-block;position: relative;}

.under main .frame03{background: #f0f8ff;padding: 50px 30px;position: relative;}
.under main .frame03.full::before{background: #f0f8ff;width: 100vw;min-width: 1920px;position: absolute;top: 0;left: 50%;transform: translateX(-50%);z-index: -1;content: '';height: 100%;}

/* FRAME BORDER */
.under main .frame_bd{background: #c3def4;border: 2px solid var(--green);border-left: 10px solid var(--green);border-radius: 10px;padding: 50px;margin-bottom: 50px;}

/* FRAME PICKUP */
.under main .frame_pick{border: 4px solid var(--blue);padding: 45px 55px 55px;background: #fff;margin-bottom: 50px;width: calc(100% + 120px);border-radius: 20px;margin-left: -60px;margin-top: 120px;}
.under main .frame_pick .pick_ttl{font-size: 38px;color: #17757f;border-bottom: 1px solid #17757f;line-height: 1.5em;margin-left: 131px;padding-bottom: 14px;letter-spacing: -0.1em;position: relative;margin-bottom: 40px;}
.under main .frame_pick .pick_ttl::before{background: url('../images/ic_pick.png') center /cover no-repeat;width: 112px;height: 102px;content: '';position: absolute;top: -26px;left: -130px;}
.under main .frame_pick .pick_ttl::after{background: url('../images/ic_pickup.png') center /cover no-repeat;width: 156px;height: 66px;content: '';position: absolute;top: -74px;left: -33px;}

.under main .frame_check{position: relative;padding:50px 200px 50px 50px;border-radius: 20px;background: #f0f7fc;border:3px solid var(--green);margin-top: 100px;}
.under main .frame_check::before{background: url('../images/frame_check_icon.png') center /cover no-repeat;width: 210px;height: 114px;content: '';position: absolute;top: -60px;left: 0;z-index: 2; }
.under main .frame_check::after{background: url('../images/frame_check_child.png') center /cover no-repeat;width: 164px;height: 272px;content: '';position: absolute;bottom: 20px;right: 20px;}
.under main .frame_check .check_ttl{text-align: center;font-weight: bold;font-size: 32px;margin-bottom: 15px;}

.under main .f_big{line-height: 2em;}
.under main .f_md{font-size: 115%;}

/* IFRAME BOX */
.under main .flex_4icon{display: flex;align-items: center;justify-content: space-between;}
.under main .flex_4icon p{margin-bottom: 0;position: relative;border:2px solid var(--scolor);border-radius: 10px;width: calc(25% - 20px);text-align: center;padding: 30px 0;}
.under main .flex_4icon p:not(:last-child)::before{display: inline-block;width: 0;height: 0;border-style: solid;border-width: 9px 0px 9px 18px;border-color: transparent transparent transparent var(--scolor);content: '';position: absolute;top: calc(50% - 9px);right: -15px;z-index: 3;}
.under main .flex_4icon p:not(:last-child)::after{background: #fff;width: 24px;height: 40px;content: '';position: absolute;top: calc(50% - 20px);right: -12px;}
.under main .flex_4icon .f_big{font-size: 250%;}

.under main .flex_3icon p{width: calc((100% - 40px) / 3);}

.under main .flex_bubble{display: flex;flex-wrap: wrap;justify-content: space-between;margin-bottom: -60px;}
.under main .bubble_item{width: calc((100% - 40px) / 2);border:3px solid var(--scolor);background: #f0f7fc;position: relative;border-radius: 20px;margin-bottom: 60px;}
.under main .bubble_item .img{border-radius: 16px 16px 0 0;overflow: hidden;margin-bottom: 30px;}
.under main .bubble_ttl{display: inline-block;background: var(--scolor);color: #fff;padding: 10px 15px;border-radius: 999px;position: absolute;top: -28px;left: 50%;transform: translateX(-50%);width: max-content;font-size: 24px;font-weight: bold;text-align: center;}
.under main .bubble_ttl::before{display: inline-block;width: 0;height: 0;border-style: solid;border-width: 20px 10px 0px 10px;border-color: var(--scolor) transparent transparent transparent;content: '';position: absolute;bottom: -20px;left: calc(50% - 10px);}
.under main .bubble_txt{padding:0 30px 30px;}

/* LIST LABEL */
.under main .list_label{margin-bottom: 15px;}
.under main .list_label li{display: flex;align-items: center;font-size: 20px;font-weight: bold;color: var(--mcolor);line-height: 1.5em;flex-wrap: wrap;}
.under main .list_label li .link{color: var(--txt);text-decoration: underline;}
.under main .list_label li span{display: inline-block;padding: 8px 10px 8px 30px;border-radius: 5px;background: var(--mcolor);color: #fff;position: relative;flex-shrink: 0;line-height: 1em;margin-right: 25px;font-size: 18px;}
.under main .list_label li span::before{content: ''; display: block; position: absolute;top: 6px;left: 13px; width: 10px; height: 18px; border: solid #fff; border-width: 0 3px 3px 0; transform: rotate(45deg);}
.under main .list_label li span::after{width: 0;height: 0;border-style: solid;border-width: 8px 0px 8px 16px;border-color: transparent transparent transparent var(--mcolor);position: absolute;top: calc(50% - 8px);right: -16px;content: '';}


.under main .box_map{width:100%;height:400px}
.under main .box_ytb{width: 900px;height: auto; margin: 0 auto;aspect-ratio: 16/9;max-width: 100%;}
.under main .box_map iframe,
.under main .box_ytb iframe{width:100%;height:100%;border:none;outline: none;}

/* ===========  WORDPRESS ===========  */
.under main .wp_content p a {text-decoration: underline;color: var(--mcolor);}
.under main .wp_content img {max-height: 500px;}
.under main .wp_content img.aligncenter {margin: 0 auto;display: block;border-radius: 20px;}
.under main .wp_content img.alignleft{float: left;margin: 0 50px 0 0;border-radius: 20px;}
.under main .wp_content img.alignright{float: right;margin: 0 0 0 50px;border-radius: 20px;}
.under main .wp_content img {max-height: 500px;width: auto;}
.under main .wp_content del{text-decoration: line-through;}

/* RESET */
.under main .talk_show:last-child,
.under main table:last-child,
.under main .list_faq:last-child,
.under main .list_faq dl:last-child,
.under main .list01:last-child,
.under main .list01 li:last-child,
.under main .list02:last-child,
.under main .list02 li:last-child,
.under main .list_check:last-child,
.under main .list_check li:last-child,
.under main .list_step:last-child,
.under main .list_step dl:last-child,
.under main section p:last-child,
.under main p:last-child,
.under main .frame01:last-child,
.under main .frame_pick:last-child{margin-bottom: 0}


/* TALKSHOW */
.under main .talk_show{margin-bottom: 50px;}
.under main .talk_show dl{display: flex;align-items: flex-start;}
.under main .talk_show dt{width: 200px;display: flex;justify-content: center;flex-direction: column;align-items: center;flex-shrink: 0;margin-right: 30px;}
.under main .talk_show dt p{margin-bottom: 0;}
.under main .talk_show dt .img{width: 140px;height: 140px;background: #f0f7fc;border-radius: 50%;border:2px solid var(--mcolor);padding: 12px 6px 0px;overflow: hidden;}
.under main .talk_show dt .name{text-align: center;margin-top: 15px;line-height: 1.5em;}
.under main .talk_show dt .name span{font-size: 125%;}

.under main .talk_show dd{display: flex;flex-direction: column;}
.under main .talk_show dd p{background: #ededed;border:2px solid #ededed;padding: 15px;border-radius: 20px;position: relative;flex-grow: 1;position: relative;margin-bottom: 10px;}
.under main .talk_show dd p:last-child{margin-bottom: 0;}
.under main .talk_show dd p::before{width: 0;height: 0;border-style: solid;border-width: 15px 30px 15px 0px;border-color: transparent #ededed transparent transparent;content: '';position: absolute;top: calc(50% - 15px);left: -30px;}

.under main .talk_show dl.talk_r{flex-direction: row-reverse;margin-top: 50px;align-items:center;}
.under main .talk_show dl.talk_r dt{margin: 0 0 0 30px;}
.under main .talk_show dl.talk_r dd p::before{width: 0;height: 0;border-style: solid;border-width: 15px 0px 15px 30px;border-color: transparent transparent transparent #ededed;left: inherit;right: -30px;}

.under main .talk_show dl.bg1 dd p{background: #f0f7fc;border-color: var(--scolor);}
.under main .talk_show dl.bg1 dd p::before{border-color: transparent transparent transparent #f0f7fc;z-index: 1;}
.under main .talk_show dl.bg1 dd p::after{width: 0;height: 0;border-style: solid; border-width: 17px 0px 17px 34px;border-color: transparent transparent transparent var(--scolor);position: absolute;top: calc(50% - 17px);right: -34px;content: '';z-index: 0}

/* TOC CONTENT */
.under main .toc_content{width: 1000px;margin:0 auto;max-width: 100%;background: #f0f7fc;padding: 30px;position: relative;}
.under main .toc_content::before{background: url('../images/toc_icon.png') center /cover;width: 180px;height: 300px;content: '';position: absolute;bottom: 10px;right: 20px;}
.under main .toc_content .list02 li a{color: var(--txt2);padding-left: 30px;position: relative;left: -30px;}
.under main .toc_content .list01 li{margin-bottom: 5px;}

.under main .toc_ttl{text-align: center;font-size: 24px;font-weight: bold;color: var(--mcolor);font-family: var(--noto-seri);margin-bottom: 10px;}

.under main .list_toc{}
.under main .list_toc li{position: relative;counter-increment: li;padding-left: 60px;margin-bottom: 20px;font-size: 20px;}
.under main .list_toc li:last-child{margin-bottom: 0;}
.under main .list_toc li a{position: relative;z-index: 2;display: inline-block;}
.under main .list_toc li a:not(:first-child){margin-left: 20px;display: inline-block;}
.under main .list_toc li a:not(:last-child){margin-bottom:15px;}
.under main .list_toc li::before{font-size: 24px;line-height: 1;border-radius: 50%;padding: 0;content: counter(li, decimal-leading-zero);width: 40px;height: 40px;position: absolute;top: 0;left: 0;background: var(--scolor);display: flex;align-items: center;justify-content: center;text-align: center;color: #fff;font-family: var(--en);}
.under main .list_toc li::after{content: '';position: absolute;top: 15px;left: 30px;width: 10px;height: 40px;border-left: 2px solid var(--mcolor);rotate: 45deg;background-color: #f0f7fc;}
.under main .line_bold {
	    background: linear-gradient(to bottom, rgba(255, 171, 36, 0) 0%, rgba(255, 171, 36, 0) 80%, rgba(255, 171, 36, 0.5) 80%, rgba(255, 171, 36, 1) 80.1%, rgba(255, 171, 36, 1) 94%, rgba(255, 171, 36, 1) 94%, rgba(255, 171, 36, 1) 100%);
	font-weight: 700;
}