@charset "UTF-8";
/* transition
----------------------------------------------------------- */

@media print, screen and (min-width: 981px) {
    .none-pc {
      display: none !important;
    }
}

/* =====================================
  el_lv*Heading
===================================== */

.el_lv3Heading {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 1em;
    text-align: center;
}
@media print, screen and (min-width: 768px) {
    .el_lv3Heading {
        font-size: 2.1rem;
    }
}

.el_lv3Heading.-darkgray {
    color: #333;
}

  
/* ======================================
  aboutpage
===================================== */

/* about
================================== */
.ap_about {
    max-width: 1160px;
    margin: 0 auto;
    padding: 50px 20px 30px 20px;
}

@media print, screen and (min-width: 768px) {
    .ap_about {
        padding: 70px 20px;
    }
}
.ap_about_ttl {
    width: 254px;
    margin: 0 auto 30px;
}

@media print, screen and (min-width: 768px) {
    .ap_about_ttl {
        width: 507px;
        margin-bottom: 35px;
    }
}

.ap_about_desc {
    text-align: center;
}

.ap_about_desc p:not(:last-child) {
    margin-bottom: 1.5em;
}
  
/* ap_origin
================================== */
.ap_origin {
    max-width: 1160px;
    margin: 0 auto;
    padding: 45px 20px 55px 20px;
    background: url(/assets/img/rigakuryohonohi/about/bg_about.png) 0 0 repeat;
}
@media print, screen and (min-width: 768px) {
    .ap_origin {
        padding: 100px 20px 55px 20px;
    }
}
.ap_origin-inner {
    max-width: 800px;
    margin: 0 auto;
}

/* 年表 */
.ap_chron {
    background-color: #fff;
    margin: 20px 0;
}
.ap_chron_table {
    max-width: 700px;
    margin: 0 15px;
    background-image: linear-gradient(90deg, #fff 6px, #f4f4f4 6px, #f4f4f4 9px, #fff 9px, #fff)
}
.ap_chron_table th {
    vertical-align: top;
    font-weight: bold;
    font-size: 1.4rem;
    color: #8ad2b3;
    padding: 10px 20px 10px 2px;
    position: relative;
    white-space: nowrap;
    line-height: 1.4;
}
.ap_chron_table th:before {
    content: "\25CF";
    font-size: 1rem;
    padding-top: 0.2rem;
    padding-right: 4px;
    display: inline-block;
    vertical-align: top;
}
.ap_chron_table td {
    vertical-align: top;
    padding: 10px 0 10px 0;
}
.ap_chron_table tr:first-child th,
.ap_chron_table tr:first-child td {
    padding-top: 20px;
}
.ap_chron_table tr:last-child th,
.ap_chron_table tr:last-child td {
    padding-bottom: 20px;
}
.ap_chron_table_summary {
    margin-bottom: 0;
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1.4;
}
.ap_chron_table_detail {
    margin-bottom: 0;
    line-height: 1.4;
    font-size: 1.1rem;
}

@media only screen and (min-width: 768px) {
    .ap_chron {
        margin: 40px 0;
        border-radius: 10px;
    }
    .ap_chron_table {
        margin: 0 auto;
    }
    .ap_chron_table th {
        font-size: 1.8rem;
    }
    .ap_chron_table th:before {
        font-size: 1.1rem;
        padding-top: 0.5rem;
    }
    .ap_chron_table tr:first-child th,
    .ap_chron_table tr:first-child td {
        padding-top: 50px;
    }
    .ap_chron_table tr:last-child th,
    .ap_chron_table tr:last-child td {
        padding-bottom: 50px;
    }
    .ap_chron_table_summary {
        line-height: 1.4;
        font-size: 1.3rem;
    }
    .ap_chron_table_detail {
        font-size: 1.2rem;
    }
}

/* ap_tips_cont */
.ap_tips_cont_ttl .tips_ttl {
    line-height: 1.6;
    font-weight: bold;
}

@media only screen and (max-width: 980px) {
    .ap_tips_cont_top {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
    }
    .ap_tips_cont_img {
        width: 16.25vw;
        flex-shrink: 0;
        order: 1;
        margin-right: 25px;
    }
    .ap_tips_cont_ttl {
        order: 2;
    }
    .ap_tips_cont_ditale {
        margin-top: 10px;
    }
}

@media only screen and (min-width: 981px) {
    .ap_tips_cont:after {
        content: "";
        display: block;
        clear: both;
    }
    .ap_tips_cont_img {
        float: left;
    }
    .ap_tips_cont_ttl {
        float: right;
        width: calc(100% - 210px);
    }
    .ap_tips_cont_ttl .tips_ttl {
        margin-bottom: 1em;
    }
    .ap_tips_cont_ditale {
        float: right;
        width: calc(100% - 210px);
    }
}