@charset "utf-8";
.content {
    overflow: hidden;
}
/* 社訓 */

.content h2 {
    margin-bottom: 0;
    font-size: 24px;
    letter-spacing: 0.05em;
}

.company {
    text-align: center;
    font-weight: bold;
}

.content h3::after {
    display: none;
}

.company h3 {
    font-family: "游ゴシック", "Yu Gothic", YuGothic, "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", "メイリオ", Meiryo, Osaka, "ＭＳ ゴシック", "MS Gothic", sans-serif;
font-weight: bold;
border-top: 1px solid #ccc;
border-bottom: 3px solid #285097;
color: #111;
max-width: 1200px;
margin: 0 auto;
padding-left: 10px;
}
.company h3:first-child {
    margin-top: 50px;
}

.company .blue {
    font-size: 1.5rem;
    color: #285097;
}
.company ul {
    text-align: left;
    max-width: 520px;
    margin: 0 auto;
    padding-top: 40px;
}

/* 会社情報 */
#about_us {
    background: #F2F6F7;
    width: 100vw;
    margin: 0 calc(50% - 50vw);
    padding: 50px 0;
}

#about_us h3,#history h3 {
    font-family: "游ゴシック", "Yu Gothic", YuGothic, "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", "メイリオ", Meiryo, Osaka, "ＭＳ ゴシック", "MS Gothic", sans-serif;
    font-weight: bold;
    color: #111;
    text-align: center;
    letter-spacing: 0.05em;
    border-bottom: 1px dotted #285097;
    padding-left: 10px;
}

#about_us th {
    background: #DAE2F0;
}

iframe {
    width: 100%;
    aspect-ratio: 16/9; //アスペクト比（縦横比）を指定
  }
  

/* 沿革 */
#history table {
    max-width: 1200px;
    letter-spacing: 0.005rem;
    font-weight: bold;
    width: 96%;
    margin-top: 20px;
    margin-right: auto;
    margin-bottom: 30px;
    margin-left: auto;
}

#history th {
    background: #DAE2F0;
    font-size: 1.5rem;
    text-align: left;
    padding: 0.5rem;
    border-bottom: #111 1px solid;
}

#history td {
    padding: 0.5rem;
    text-align: right;
}

#history .year {
    width: 6rem;
}

#history .month {
    width: 6rem;
}

#history .month span {
    display: none;
}


#history tr {
    border-bottom: #ccc 1px solid;
}

#history td:nth-of-type(3) {
    text-align: left;
    padding-left: 2rem;
}

@media screen and (max-width: 640px) {
.business_creed ul {
    padding-bottom: 20px;
    padding-top: 20px;
    padding-right: 20px;
    padding-left: 20px;
    margin: 0 auto;
}

#history table {
    margin: 0;
}

#history .cont_wrap {
    margin: auto 10px;
}

#history td {
    display: block;
    width: 100%;
    text-align: left;
}

#history .year {
    display: none;
}

#history .month:before{
    content: attr(data-label);
  }

#history .month {
    width: 100%;
    padding-bottom: 0;
}

#history .month span {
    display: inline-block;
}

#history .detail {
    padding-top: 0;
}

#history .detail {
    padding-left: 0.5rem!important;
}

}