.mt20{
    margin-top: 20px;
}

.mt20_im{
    margin-top: 20px !important;
}
.mt30_im{
    margin-top: 30px !important;
}

.float-button__wrap {
    width: 100%;
    height: auto;
    position: fixed;
    bottom: 0;
    right: 0;
    z-index: 1;
	
	text-align: center;
	margin: 0 auto;
}

.float-button__wrap::before{
	content: "";
	position: absolute;
	z-index: 2;
	width: 100%;
	height:100%;
	top: 0;
	left: 0;
	background: #20446C;
	background: #FFF;
	opacity: 0.8;
}

.float-button__wrap img {
    opacity: 1;
	z-index: 10;
	position: relative;
}

.float-button__wrap img {
	transition: .3s;
	width: 100%;
	max-width: 600px;
	position: absolute;
    bottom: 0;
	right: 0;
	left: 0;
	margin: 0 auto;
}

/*ホバー時に透明度8%*/
.float-button__wrap img:hover {
	opacity: 0.8;
}


@media screen and (min-width: 640px) {
    .float-button__wrap {
		height: 80px;
	}
}


.float-button__wrap2 {
    width: 100%;
    height: auto;
    position: fixed;
    bottom: 0;
    right: 0;
    z-index: 1;
	
	text-align: center;
	margin: 0 auto;
}

.float-button__wrap2::before{
	content: "";
	position: absolute;
	z-index: 2;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	background: #20446C;
	background: #FFF;
	opacity: 0.8;
}

.float-button__wrap_in{
    text-align: center;
	margin: 0 auto;
    max-width: 600px;
}

.float-button__wrap2 div.fbw2_parts{
    width: 50%;
    float: left;
}

.float-button__wrap2 div.fbw2_parts img {
    opacity: 1;
	z-index: 10;
	position: relative;
}

.float-button__wrap2 div.fbw2_parts img {
	transition: .3s;
	width: 100%;
	max-width: 600px;
	margin: 0 auto;
    vertical-align: bottom;
}

/*ホバー時に透明度8%*/
.float-button__wrap2 div.fbw2_parts img:hover {
	opacity: 0.8;
}


@media screen and (min-width: 640px) {
    
    .float-button__wrap_in{
        text-align: center;
        margin: 0 auto;
        max-width: 1240px;
    }

    
    .float-button__wrap2 div.fbw2_parts{
        width: 50%;
        float: left;
    }
    
    .float-button__wrap2 {
		height: auto;
	}
}


.pc_fbw2 { display: none !important; }
.sp_fbw2 { display: block !important; }
 

@media screen and (min-width: 640px) {
    .pc_fbw2 { display: block !important; }
    .sp_fbw2 { display: none !important; }
}





div.screen_technical{
    width:100%;
    height: 150px;
    overflow: hidden;
    display: flex;
    background: url(../images/company/main_sub.jpg) center top no-repeat;
    background-size:cover;
    margin: 55px auto 0 auto;
}


.catchtitle_technical{
    width: 100%;
    text-align: center;
    z-index: 50;
    overflow: hidden;
    margin: 0 auto;
    max-width: 1460px;
    overflow: hidden;
    padding: 0 10px;
}
.catchtitle_technical p{
    text-align: center;
    color: #FFF;
}

.catchtitle_technical p.subc_en{
    text-align: left;
    color: #FFF;
    font-size: 16px;
    font-weight: bold;
    font-family: 'Lato', sans-serif;
    font-weight: 900;
    margin-top: 45px;
}


.catchtitle_technical p.subc_jp{
    text-align: left;
    color: #FFF;
    font-size: 20px;
    font-weight: bold;
    line-height: 1.5;
    letter-spacing: 0.05em;
}


@media screen and (min-width: 640px) {
    
    div.screen_technical{
        margin-top: 55px;
        height: 200px;
    }
   
    
    .catchtitle_technical p.subc_en{
        font-size: 20px;
        margin-top: 60px;
    }
    .catchtitle_technical p.subc_jp{
        font-size: 30px;
        line-height: 1;
    }
}



/*  画面サイズが1000pxまで  */
@media screen and (min-width: 1000px) {
    
    div.screen_technical{
        margin-top: 90px;
    }
}




/* sec_technical_list
------------------------------------------------------------*/

#sec_technical_list{
    margin:0;
    padding:30px 0 10px 0;
    text-align: left;
}

#sec_technical_list .inner{
    margin: 0 auto;
    max-width: 1460px;
    overflow: hidden;
    padding: 0 10px;
}


#sec_technical_list .inner h1 {
    position: relative;
    display: block;
    text-align: left;
    font-size: 20px;
    color: #1F4672;
    box-sizing: border-box;
    line-height: 1.6;
    letter-spacing: 0.01em;
    padding: 5px 0 10px 25px;
    font-weight: bold;
    letter-spacing: 0.03em;
}

#sec_technical_list .inner h1:before {
    content: '';
    position: absolute;
    top: 40%;
    left: 0;
    display: inline-block;
    width: 20px;
    height: 4px;
    background-color: #1F4672;
}


#sec_technical_list .inner .technical_box{
    overflow: hidden;
    display: block;
    padding: 0 0px;
    box-sizing: border-box;
}

#sec_technical_list .inner .technical_box p{
    font-size: 14px;
    color: #222222;
    margin-bottom: 20px;
    line-height: 2;
}


.company_col_4{
	width: 100%;
	display: flex;
	display: -ms-flexbox; /* IE10 */
	flex-wrap: wrap;
	-ms-flex-wrap: wrap; /* IE10 */
    margin-top: 20px;
}

.company_col_4 > div{
    width: 100%;
    max-width: 320px;
    height: 360px;
    padding: 0 0 0 0;
    box-sizing: border-box;
    position: relative;
    margin: 0 auto 20px auto;
    background: #FFF;
    box-shadow: 0 0px 0px 1px rgba(0, 0, 0, 0.05);
}

.company_col_4 > div .plist_parts{
    padding-bottom: 10px;
    max-width: 320px;
    height: auto;
    text-align: center;
    margin: 0 auto;
    flex-grow: 1;
}

.company_col_4 > div .plist_parts h2{
    font-size: 18px;
    color: #111111;
    text-align: center;
    padding: 0 20px;
    box-sizing: border-box;
    position: relative;
    margin: 15px 0 25px 0;
}
.company_col_4 > div .plist_parts h2:after {
    position: absolute;
    content: "";
    left:40%;
    display: block;
    border-bottom: solid 2px #111111;
    bottom: -10px;
    width: 20%;
}


.company_col_4 > div .plist_parts p{
    font-size: 13px !important;
    padding: 0 20px;
    box-sizing: border-box;
    letter-spacing: 0.02em;
    font-weight: normal;
}

.company_col_4 > div a{
    text-decoration: none;
    color: #1F1F1F;
}

.company_col_4 > div a:hover img {
    opacity: 0.8;
    transform: scale(1.1);
}

.company_col_4 > div figure {
    width: 100%;
    max-width: 320px;
    max-height: 200px;
    overflow: hidden;
}

.company_col_4 > div img{
    width: 100%;
    max-width: 320px;
    transition: .4s;
    
}










/*  画面サイズが640pxまで  */
@media screen and (min-width: 640px) {
    #sec_technical_list .inner h1 {
        font-size: 34px;
        padding: 5px 0 10px 30px;
    }
    
    #sec_technical_list .inner h1:before {
        top: 45%;
    }
    #sec_technical_list .inner .technical_box{
        padding: 0 30px;
    }
    #sec_technical_list .inner .technical_box p{
        font-size: 16px;
    }
    
    .company_col_4 > div{
		width: 50%;
        max-width: 320px;
        padding: 0px 0 0 0;
        margin: 0 auto 20px auto;
        box-sizing: border-box;
	}
    
}


@media screen and (min-width: 1000px) {

    #sec_technical_list{
        margin:0;
        padding:50px 0 0 0;
        text-align: left;
    }
    
    #sec_technical_list .inner{
        padding: 0 10px;
    }
    .company_col_4 > div{
		width: calc( (100% - 160px) / 4);
        max-width: 320px;
        padding: 0px 0 0 0;
        margin: 0 20px 40px 20px;
        box-sizing: border-box;
	}
}




/* sec_technical_article
------------------------------------------------------------*/

#sec_technical_article{
    margin:0;
    padding:20px 0 20px 0;
    text-align: left;
}

#sec_technical_article .inner{
    margin: 0 auto;
    max-width: 1460px;
    overflow: hidden;
    padding: 0 10px;
}


#sec_technical_article .inner h1 {
    position: relative;
    display: block;
    text-align: left;
    font-size: 20px;
    color: #1F4672;
    box-sizing: border-box;
    line-height: 1.6;
    letter-spacing: 0.01em;
    padding: 5px 0 10px 25px;
    font-weight: bold;
    letter-spacing: 0.03em;
}

#sec_technical_article .inner h1:before {
    content: '';
    position: absolute;
    top: 40%;
    left: 0;
    display: inline-block;
    width: 20px;
    height: 4px;
    background-color: #1F4672;
}

#sec_technical_article .inner h2 {
    padding: 10px 15px;/*文字周りの余白*/
    color: #1F1F1F;/*文字色*/
    background: #EEEEEE;/*背景色*/
    border-left: solid 4px #1F4672;/*左線（実線 太さ 色）*/
    font-size: 18px;
    margin-bottom: 15px;
}

#sec_technical_article .inner h3{
    position: relative;
	padding: 0 0 5px 20px;
    font-size: 16px;
    color: #1F1F1F;
    text-align: left;
}
#sec_technical_article .inner h3::after {
	position: absolute;
	content: '';
	top: 9px;
	left: 0;
	width: 13px;
	height: 13px;
	background-color: #1F1F1F;
}


#sec_technical_article .inner .article_box{
    overflow: hidden;
    display: block;
    padding: 0 0;
    box-sizing: border-box;
    margin-bottom: 20px;
}
#sec_technical_article .inner .article_box p{
    margin-top: 10px;
    font-size: 14px;
    margin-bottom: 10px;
}

#sec_technical_article .inner .article_box img{
	max-width: 100%;
    margin-top: 10px;
}


.article_red{
    color: #CC0000;
}

#sec_technical_article .inner ol{
    margin-left: 20px;
    font-size: 14px;
    
}
#sec_technical_article .inner ol li{
    margin-bottom: 5px;
    padding-left: 10px;
}

#sec_technical_article .inner ol li.mb_s{
    margin-bottom: 5px;
    padding-left: 10px;
}

#sec_technical_article .inner ul.list_none{
    margin-left: 0px;
    font-size: 14px;
    list-style: none;
}
#sec_technical_article .inner ul.list_none li{
    margin-bottom: 2px;
    padding-left: 10px;
}


#sec_technical_article .inner ul.list_circle{
    margin-left: 20px;
    font-size: 14px;
    list-style-type: circle;
}
#sec_technical_article .inner ul.list_circle li{
    margin-bottom: 2px;
    padding-left: 0px;
}

#sec_technical_article .inner .article_box2c{
    overflow: hidden;
    display: block;
    padding: 0 0;
    box-sizing: border-box;
}


#sec_technical_article .inner .article_box2c .ab2c_left{
    float: left;
    width: 100%;
    margin: 0 0 0 0;
    box-sizing: border-box;
    text-align: center;
}
#sec_technical_article .inner .article_box2c .ab2c_right{
    float: right;
    width: 100%;
    margin: 0 0 10px 0;
    box-sizing: border-box;
    text-align: center;
}

#sec_technical_article .inner .article_box2c .ab2c_right img{

    max-width: 100%;
    margin-top: 10px;
}


#sec_technical_article .inner .article_box2c .ab2c_left600{
    float: left;
    width: 100%;
    margin: 0 0 0 0;
    box-sizing: border-box;
    text-align: center;
}
#sec_technical_article .inner .article_box2c .ab2c_right600{
    float: right;
    width: 100%;
    margin: 0 0 10px 0;
    box-sizing: border-box;
    text-align: center;
}

#sec_technical_article .inner .article_box2c .ab2c_right600 img{

    max-width: 100%;
    margin-top: 10px;
}


#sec_technical_article .inner .article_box2c a{
    color: #00468C;
}
#sec_technical_article .inner .article_box2c a:hover{
    color: #FF4000;
}

.btn_technical_article_outer{
    width: 100%;
    margin: 40px 0 0 0;
    text-align: center;
}

.btn_technical_article{
    display: inline-block;
    width: 100%;
    max-width: 460px;
    text-align: center;
    background: linear-gradient(90deg, rgb(0, 98, 186) 0%, rgb(32, 71, 115) 50%);
    background-size: 200%;
    color: #FFF;
    font-size: 16px;
    text-decoration: none;
    font-weight: bold;
    padding: 13px 16px;
    border-radius: 0px;
    transition: .4s;
    box-sizing: border-box;
}
.btn_technical_article:hover {
    background: linear-gradient(90deg, rgb(32, 71, 115), rgb(0, 98, 186));
}


#sec_technical_article .inner .article_detail_outer{
    overflow: hidden;
    display: block;
    padding: 0 10px;
    margin: 0px 0 20px 0;
    box-sizing: border-box;
}


#sec_technical_article .inner .article_detail_outer .article_detail_box{
	width: 100%;
	display: flex;
	display: -ms-flexbox; /* IE10 */
	flex-wrap: wrap;
	-ms-flex-wrap: wrap; /* IE10 */
    margin-top: 20px;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box > div{
    width: 100%;
    padding: 15px;
    box-sizing: border-box;
    border:5px solid #DDDDDD;
    margin: 0 0 20px 0;
    background: #FFF;
    
}

#sec_technical_article .inner .article_detail_outer .article_detail_box h4{
    display: table;
    height: auto;
    width: 100%;
    font-size: 20px !important;
    text-align: left;
    padding-bottom: 5px;
    border-bottom: 4px solid #1F4672;
    margin-bottom: 20px;
    padding-left: 0px;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box h4 p{
    display: table-cell;
    vertical-align: middle;
    text-align: left;
    height: auto;
    letter-spacing: 0.01em;
    font-size: 16px !important;
}
#sec_technical_article .inner .article_detail_outer .article_detail_box p{
    font-size: 14px;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box p.adb_title{
    font-size: 14px;
    font-weight: bold;
    color:#902929;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box ul{
    margin-left: 20px;
    margin-top: 10px;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box figure {
	float: left;
	margin: 20px 0 0 0;
	width: 100%;
    text-align: center;
    
}
#sec_technical_article .inner .article_detail_outer .article_detail_box figure img {
	max-width: 100%;
}




#sec_technical_article .inner .article_detail_outer .article_detail_box_s{
	width: 100%;
	display: flex;
	display: -ms-flexbox; /* IE10 */
	flex-wrap: wrap;
	-ms-flex-wrap: wrap; /* IE10 */
    margin-top: 10px;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box_s > div{
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
    border:1px solid #DDDDDD;
    margin: 0 0 20px 0;
    background: #1F4672;
}

#sec_technical_article .inner .article_detail_outer .article_detail_box_s h4{
    display: table;
    height: auto;
    width: 100%;
    font-size: 16px;
    text-align: left;
    padding-bottom: 0px;
    /* border-left: 4px solid #FFF; */
    padding-left: 10px;
    color: #FFF;
}




table.tbl_article01{
  border-collapse: collapse;
  border-spacing: 0;
  width: 100%;
}

table.tbl_article01 tr{
  border-bottom: solid 1px #CCC;
  
}

table.tbl_article01 tr:hover{
  background-color: #d4f0fd;
}

table.tbl_article01 th{
    text-align: left;
    width: 30%;
    padding: 10px 0 10px 10px;
}

table.tbl_article01 td{
  text-align: left;
  width: 70%;
  padding: 10px 0 10px 10px;
}


table.tbl_article02{
    border-collapse: collapse;
    border-spacing: 0;
    width: 100%;
    max-width: 800px;
    margin-top: 10px;
}

table.tbl_article02 tr{
  
}


table.tbl_article02 td{
    text-align: center;
    display: block;
    width: 100%;
    padding: 10px 0 10px 10px;
    vertical-align: middle;
    box-sizing: border-box;
}
table.tbl_article02 td img {
	max-width: 100%;
}


#sec_technical_article .inner .article50_box{
    overflow: hidden;
    display: block;
    padding: 0 0;
    box-sizing: border-box;
    margin: 20px 0;
}


#sec_technical_article .inner .article50_box .ab50_left{
    float: left;
    width: 100%;
    margin: 0 0 0 0;
    box-sizing: border-box;
    text-align: center;
}
#sec_technical_article .inner .article50_box .ab50_right{
    float: right;
    width: 100%;
    margin: 0 0 10px 0;
    box-sizing: border-box;
    text-align: center;
}

#sec_technical_article .inner .article50_box .ab50_right ul{
    text-align: left;
    margin-left: 30px;
}


table.tbl_article03{
    border-collapse: collapse;
    border-spacing: 0;
    width: 100%;
    max-width: 1200px;
    margin-top: 10px;
}

table.tbl_article03 tr{
  
}
table.tbl_article03 th{
    display: block;
    width: 100%;
    text-align: center;
}

table.tbl_article03 td{
    text-align: center;
    display: block;
    width: 100%;
    padding: 10px 0 10px 10px;
    vertical-align: middle;
    box-sizing: border-box;
}
table.tbl_article03 td img {
	max-width: 100%;
}



.bnr_technical{
	text-align: center;
	margin: 0 auto;
	margin-top: 0px;
	margin-bottom: 0px;
}

.bnr_technical img {
	transition: .3s;
	width: 100%;
	max-width: 700px;
}

/*ホバー時に透明度85%*/
.bnr_technical img:hover {
	opacity: 0.85;
}



/*  画面サイズが640pxまで  */
@media screen and (min-width: 640px) {
    
    #sec_technical_article .inner{
        padding: 0 10px;
        margin-bottom: 20px;
    }
    
    #sec_technical_article .inner h1 {
        font-size: 34px;
        padding: 5px 0 10px 30px;
        margin-bottom: 30px;
    }
    #sec_technical_article .inner h1.mb0px {
        margin-bottom: 0;
    }
    
    
    #sec_technical_article .inner h1:before {
        top: 45%;
    }
    #sec_technical_article .inner h2 {
        font-size: 20px;
    }
    #sec_technical_article .inner .article_box{
        padding: 0 10px;
    }
    
    
    #sec_technical_article .inner ol{
        margin-left: 30px;
        font-size: 16px;
    }
    #sec_technical_article .inner ol li{
        margin-bottom: 20px;
        padding-left: 10px;
    }
    #sec_technical_article .inner ol li.mb_s{
        margin-bottom: 5px;
        padding-left: 10px;
    }
    
    #sec_technical_article .inner ul.list_none{
        margin-left: 0px;
        font-size: 16px;
    }
    #sec_technical_article .inner ul.list_none li{
        margin-bottom: 2px;
        padding-left: 10px;
    }
    #sec_technical_article .inner ul.list_circle{
        margin-left: 50px;
    }
    
    #sec_technical_article .inner .article_box2c{
        padding: 0px 10px;
    }
    
    #sec_technical_article .inner .article_box2c p{
        font-size: 16px;
    }
 
    #sec_technical_article .inner .article_box2c .ab2c_left{
        float: left;
        width: 100%;
        margin: 0 0 0 0;
        box-sizing: border-box;
        text-align: center;
    }
    #sec_technical_article .inner .article_box2c .ab2c_right{
        float: right;
        width: 100%;
        margin: 0 0 10px 0;
        box-sizing: border-box;
        text-align: center;
    }
	#sec_technical_article .inner .article_box2c .ab2c_left600{
        float: left;
        width: 100%;
        margin: 0 0 0 0;
        box-sizing: border-box;
        text-align: center;
    }
     #sec_technical_article .inner .article_box2c .ab2c_right600{
        float: right;
        width: 100%;
        margin: 0 0 10px 0;
        box-sizing: border-box;
        text-align: center;
    }
    
    #sec_technical_article .inner .article50_box{
        padding: 0px 10px;
    }
    
    #sec_technical_article .inner .article50_box p{
        font-size: 16px;
    }
 
    #sec_technical_article .inner .article50_box .ab50_left{
        float: left;
        width: 100%;
        margin: 0 0 0 0;
        box-sizing: border-box;
        text-align: center;
    }
    #sec_technical_article .inner .article50_box .ab50_right{
        float: right;
        width: 100%;
        margin: 0 0 10px 0;
        box-sizing: border-box;
        text-align: center;
    }
    
    #sec_technical_article .inner h3{
        position: relative;
        padding: 0 0 5px 25px;
        font-size: 20px;
        color: #1F1F1F;
    }
    #sec_technical_article .inner h3::after {
        position: absolute;
        content: '';
        top: 11px;
        left: 0;
        width: 16px;
        height: 16px;
        background-color: #1F1F1F;
    }
    
    table.tbl_article02 td{
        text-align: center;
        display: table-cell;
        width: 50%;
        padding: 10px 0 10px 10px;
        vertical-align: middle;
    }
    
    
    table.tbl_article03 th{
        display: table-cell;
        width: 35%;
        text-align: center;
    }
    table.tbl_article03 td{
        text-align: center;
        display: table-cell;
        width: 65%;
        padding: 10px 0 10px 10px;
        vertical-align: middle;
    }
    
    
	.bnr_technical{
		text-align: center;
		margin: 0 auto;
		margin-top: 0px;
		margin-bottom: 0px;
	}

    
    
}



@media screen and (min-width: 1000px) {

    #sec_technical_article{
        margin:0;
        padding:30px 0 20px 0;
        text-align: left;
    }
    
    
    #sec_technical_article .inner .article_box{
        padding: 0 10px;
    }
    #sec_technical_article .inner .article_box p{
        font-size: 16px;
    }
    #sec_technical_article .inner .article_box2c .ab2c_left{
        float: left;
        width: calc( 100% - 450px - 50px );
        margin: 0 0 10px 0;
        
    }
    #sec_technical_article .inner .article_box2c .ab2c_right{
        float: right;
        width: 450px;
        margin: 10px 0 10px 0;
        
    }
    #sec_technical_article .inner .article_box2c .ab2c_right img{
        margin-top: 0;
        max-width: 100%;
    }
	
	
	#sec_technical_article .inner .article_box2c .ab2c_left600{
        float: left;
        width: calc( 100% - 600px - 50px );
        margin: 0 0 10px 0;
        
    }
    #sec_technical_article .inner .article_box2c .ab2c_right600{
        float: right;
        width: 600px;
        margin: 10px 0 10px 0;
        
    }
    #sec_technical_article .inner .article_box2c .ab2c_right600 img{
        margin-top: 0;
        max-width: 100%;
    }
    
	
	
    
    .btn_technical_article{
        font-size: 20px;
    }
    
    #sec_technical_article .inner .article_detail_outer{
        padding: 0 10px;
        margin: 0px 0 20px 0;
    }
    
    #sec_technical_article .inner .article_detail_outer .article_detail_box > div{
		width: calc( (100% - 90px) / 2);
        padding: 30px;
        margin: 0 20px 40px 20px;
        box-sizing: border-box;
	}
    #sec_technical_article .inner .article_detail_outer .article_detail_box h4 p{
        font-size: 20px !important;
    }
    
    #sec_technical_article .inner .article_detail_outer .article_detail_box p{
        font-size: 16px;
    }
    #sec_technical_article .inner .article_detail_outer .article_detail_box p.adb_title{
        font-size: 16px;
        margin-bottom: 5px;
    }
    
    
    #sec_technical_article .inner .article_detail_outer .article_detail_box figure {
        float: right;
        margin: 10px 0 15px 40px;
        width: 35%;
        text-align: right;
    }
    #sec_technical_article .inner .article_detail_outer .article_detail_box figure img {
        max-width: 100%;
    }
    
    
    #sec_technical_article .inner .article_detail_outer .article_detail_box_s > div{
		width: calc( (100% - 90px) / 2);
        padding: 15px;
        margin: 0 20px 20px 20px;
        box-sizing: border-box;
	}
    
    
    #sec_technical_article .inner .article50_box .ab50_left{
        float: left;
        width: 50%;
        margin: 0 0 10px 0;
        
    }
    #sec_technical_article .inner .article50_box .ab50_right{
        float: right;
        width: 50%;
        margin: 0 0 10px 0;
        
    }
    #sec_technical_article .inner .article50_box .ab50_right img{
        margin-top: 0;
        max-width: 100%;
    }
    
    
}



#sec_technical_article .inner .col2_parent {
    display: flex;
    flex-direction: column; /* 2つのボックスを縦並びにする */
    gap: 15px;
    
}

#sec_technical_article .inner .col2_parent .parts_box {
  flex: 1;                  /* 2つのボックスを均等な幅にする */
  display: flex;            /* ボックス内をFlexboxにする */
  flex-direction: column;   /* 中の要素を上から下へ縦並びにする */
  justify-content: flex-start; /* テキストと画像の上下のバランスを整える */
  padding: 0 0 0 0;
  
}

#sec_technical_article .inner .col2_parent .parts_box p.figure_title{
    text-align: center
} 

#sec_technical_article .inner .col2_parent .parts_box:first-child{
    border-right: none;
}

#sec_technical_article .inner .col2_parent .parts_box figure {
    text-align: center;
    margin: 0 auto;
    margin-top: 15px;         /* テキストとの間の隙間 */
}

#sec_technical_article .inner .col2_parent .parts_box figure img {
    width: auto;              /* ボックスの幅に合わせる */
    max-width: 100%;

}
/* ==========================================
   スマホでの表示（画面幅が768px以下のとき）
   ========================================== */
@media screen and (min-width: 640px) {
    #sec_technical_article .inner .col2_parent {
        flex-direction: row;    /* 横並びに切り替える */
        gap: 20px;              /* スマホ用に隙間を少し狭くする */
    }
    #sec_technical_article .inner .col2_parent .parts_box {
        padding: 0 20px 0 0;
    }
    #sec_technical_article .inner .col2_parent .parts_box:first-child{
        border-right: 1px dotted #CCC;
    }
    
    
}


/* 目次 */


.table-of-contents {
    margin-bottom: 30px;
    border: 2px solid #1F4672;
    border-radius: 3px;
    margin: 30px 0 30px 0;
    background: #FFF;
}

.table-of-contents div {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    padding: 10px 0;
    background-color: #1F4672;
    color: #fff;
    font-weight: 600;
    font-size: 1.4em;
}

.table-of-contents div::before {
    display: inline-block;
    width: 1em;
    height: 1em;
    margin-right: 5px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M8 4H21V6H8V4ZM3 3.5H6V6.5H3V3.5ZM3 10.5H6V13.5H3V10.5ZM3 17.5H6V20.5H3V17.5ZM8 11H21V13H8V11ZM8 18H21V20H8V18Z' fill='%23fff'%3E%3C/path%3E%3C/svg%3E");
    content: '';
}

.table-of-contents label::after {
    margin-left: 7px;
    font-weight: 500;
    font-size: .7em;
    color: #fff;
    content: "[開く]";
    cursor: pointer;
}

.table-of-contents:has(:checked) label::after {
    content: "[閉じる]";
}

.table-of-contents input {
    display: none;
}

.table-of-contents ol {
    list-style-type: disc;
    margin: 0;
    overflow: hidden;
	margin-left: 0px !important;
}

.table-of-contents > ol {
    height: 0;
}

.table-of-contents:has(:checked) > ol {
    height: auto;
    padding: 1em 1em 1em 3em;
}

.table-of-contents ol ol {
    margin-top: 5px;
    padding-left: 1.1em;
}

.table-of-contents li {
    padding: 7px 0;
    font-weight: 500 !important;
    font-size: 1.1em;
    font-weight: bold;
	margin-bottom: 10px !important;
	line-height: 1;
}
.table-of-contents li:first-child{
	margin-top: 5px;
}


.table-of-contents li::marker {
    color: #1F4672;
}

.table-of-contents ol ol li {
    font-weight: 500;
    font-size: 0.8em;
}

.table-of-contents ol ol li span{
    background: #CC0000;
    border-radius: 3px;
    margin-left: 7px;
    padding: 0px 5px 2px 5px;
    color: #FFF;
    font-size: 0.8em;
}

.table-of-contents a {
    color: #1F4672;
    text-decoration: none;
}


/*  画面サイズが640pxまで  */
@media screen and (min-width: 640px) {
    
    
    .table-of-contents {
        margin-bottom: 30px;
        border: 2px solid #1F4672;
        border-radius: 3px;
        margin: 30px 0 30px 0;
        background: #FFF;
    }
    .table-of-contents ol {
		margin-left: 20px !important;
	}

    .table-of-contents li {
        font-size: 1.2em;
    }

    .table-of-contents ol ol li {
        font-size: 0.8em;
    }

    
    
}


.bnr_technical_article_outer{
    width: 100%;
    margin: 40px 0 30px 0;
    text-align: center;
}
.bnr_technical_article_outer img{
    width: 100%;
    max-width: 480px;
	margin: 0 auto;
}

.bnr_technical_article_outer img:hover{
    opacity: 0.9;
}


@media screen and (min-width: 1000px) {

	.bnr_technical_article_outer img{
		width: 100%;
		max-width: 1200px;
		margin: 0 auto;
	}
}