@charset "UTF-8";
#header {
	background-color: rgba(255,255,255,1);
}
#page_header{background-image: url("../img/title_pc.webp");}

#title {
    background-image: url("../img/title_pc.webp");
}

.tx1 {
    line-height: 1.7;
    text-align: center;
}
.tx1 h2 {
    width: 90%;
    max-width: 600px;
    line-height: 0;
    padding-top: 1em;
    margin: 0 auto 2em;
}
.tx1 h2 img {
    width: 100%;
}
.tx1 p {
    margin-bottom: 2em;
}
.tx1 ul {
    display: inline-block;
    text-align: left;
}

.tx2 {
    border-top: 1px solid #333;
}
.tx2 dl {
    border-bottom: 1px solid #333;
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
    line-height: 1.5;
}
.tx2 dt {
    display: flex;
    align-items: center;
    white-space: nowrap;
    width: 6em;
    padding: 1.5em 2em;
    flex-shrink: 0;
    background-color: #ededed;
    font-weight: bold;
}
.tx2 dd {
    display: flex;
    align-items: center;
    padding: 1.5em 2em;
}

.pdf_btn ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}
.pdf_btn ul li {
    width: 32%;
}
.pdf_btn ul li a {
    display: block;
    position: relative;
    box-sizing: border-box;
    padding: 1em 0 1em 4em;
    border: 1px solid #333;
    color: #111;
    line-height: 1.5;
    font-weight: bold;
    background-image: url("../../img/pdf.png");
    background-repeat: no-repeat;
    background-position: left 0.5em center;
    background-size: 2.5em auto;
    transition: all 0.3s;
}
.pdf_btn ul li a span {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-image: url("../../img/arr.png");
    background-repeat: no-repeat;
    background-position: right 0.5em center;
    background-size: 0.5em auto;
}
.pdf_btn ul li a:hover {
    opacity: 0.6;
}

.img1_box {
    line-height: 1.7;
}
.img1_box img {
    width: 100%;
}
.img1_box h5 {
    font-size: 1.16em;
}
.img1_box p {
    margin-bottom: 1em;
}
.img1_box ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}
.img1_box ul li {
    width: calc((100% / 2) - (1em / 2));
}
.img1adj ul li {
    width: calc((100% / 3) - (2em / 3));
}
.img1adj img {
    border-radius: 0em;
}

.history dl {
    position: relative;
    padding-bottom: 1.5em;
    line-height: 1.5;
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
}
.history dl:last-child {
    padding-bottom: 0;
}
.history dl::before {
    position: absolute;
    content: "";
    top: 0;
    left: 5px;
    width: 1px;
    height: 100%;
    background-color: #1c2951;
}
.history dl::after {
    position: absolute;
    content: "";
    top: 0.3em;
    left: 0;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background-color: #1c2951;
}
.history dt {
    color: #1c2951;
    width: 8em;
    padding-left: 25px;
    flex-shrink: 0;
    font-feature-settings: "palt" off;
    font-family: "Osaka-mono", "MS Gothic", monospace;
}

@media screen and (max-width: 640px) {
#page_header{background-image: url("../img/title_sp.webp");}
#title {
    background-image: url("../img/title_sp.webp");
}

.tx1 {
    text-align: left;
}
.tx1 h2 {
    padding-top: 1em;
    margin: 0 auto 2em 0;
}

.tx2 dl {
    flex-wrap: wrap;
}
.tx2 dt {
    box-sizing: border-box;
    width: 100%;
    padding: 0.7em 1.2em;
}
.tx2 dd {
    box-sizing: border-box;
    width: 100%;
    padding: 1.2em 1.2em;
}

.pdf_btn ul {
    margin-bottom: -1em;
}
.pdf_btn ul li {
    width: 100%;
    margin-bottom: 1em;
}

.img1_box {
    line-height: 1.7;
}
.img1_box img {
    width: 100%;
}
.img1_box h5 {
    font-size: 4vw;
}
.img1_box ul {
    margin-bottom: -1em;
}
.img1_box ul li {
    width: 100%;
    margin-bottom: 1em;
}
.img1adj ul li {
    width: calc((100% / 2) - (1em / 2));
}
.img1adj img {
    border-radius: 0.5em;
}

.history dl {
    flex-wrap: wrap;
}
.history dt {
    box-sizing: border-box;
    width: 100%;
    padding-left: 25px;
}
.history dd {
    padding-left: 25px;
}

}