@charset "UTF-8";

.mainVS{
    width: 100%;
    height: 400px;
    /*background-image: url(../img/mainVS_sp.jpg);*/
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    flex-wrap: nowrap;
}
.mainMesh{
    width: 100%;
    height: 400px;
    background-image: url(/activity/agreeable/gaikan/img/mesh.png);
    background-position: left top;
    background-repeat: repeat;
    background-size: 10px 13px;

}
.mainCover{
    width: 100%;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: nowrap;
    background: linear-gradient(135deg, rgba(50, 128, 32, 0.81), rgba(17,44,11,0.9));
    padding: 20px;
}
.mainCover img{
    max-width: 352px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 30px;
}
.mainContentsHalf{
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
}
.tecBoxSet{
    margin-top: 30px;
}
.imageOrigHalf{
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 10px;
}

/*----- ページ下部リンク -----*/
.tecBoxSet{
    margin-top: 30px;
}

.tec_underLink{
    margin-top: 30px;
}

.tec_underLink li{
    width: 100%;
    margin-bottom: 10px;
    transition: 0.3s;
}
.tec_underLink li:hover{
    opacity: 0.5!important;
}
/*----- ページ下部リンクここまで -----*/


/*--------------------------------------------------------------

外環道の建設技術　TOPページ

--------------------------------------------------------------*/

.tecTop.mainVS{
    background-image: url(../img/mainVS_sp.jpg);
}
.tecTop .mainCover img{
    max-width: 405px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 30px;
}

.tecTopBox{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
}
.tecTop_contents{
    width: 100%;
}
.tecTopList > div{
    margin-bottom: 5px;
}
.tecTopList > div a{
    display: block;
    transition: 0.3s;
}
.tecTopList > div a:hover{
    opacity: 0.75;
}


/*--------------------------------------------------------------

01. 鉄道、道路、河川。外環道との交差部を安全確実かつ合理的に建設。

--------------------------------------------------------------*/

.tec01.mainVS{
    background-image: url(../01/img/mainVS_sp.jpg);
}

.tec01 .mainCover img{
    max-width: 340px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 40px;
}

.tec01Box{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 20px!important;
}

.tec01SubBox{
    display: block;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec01_contents{
    width: 100%;
}

.tec01_subTitle01{
    max-width: 100%;
    max-height: auto;
    margin-bottom: 0;
}
.tec01_subTitle01 img{
    width: 85%!important;
    height: auto!important;
}

.tec01_subTitleText{
    color: #000;
    font-weight: bold;
    margin-bottom: 10px;
    margin-top: 20px;
	margin-left: 10px;
}

.tec01_subtextB{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 10px;
    margin-bottom: 10px;
}

.tec01ContentsMB{
    margin-bottom: 0;
}

.tec01_youtubethumbnail{
    width: 100%;
    transition: 0.3s;
    margin-bottom: 0;
}
.tec01_youtubethumbnail:hover{
    opacity: 0.5!important;
}

.tec01_subTextS{
    color: #000;
    text-indent: -1rem;
    padding-left: 1rem;
    font-size: 0.85rem;
}

.tec01_subTextGr{
    font-weight: bold;
    color: #469634;
}

.tec01_subtextB02{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
}

.tec01SubBox02{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.tec01_FlowBox{
    display: block;
    justify-content: space-between;
    align-items: center;
    margin-top: 0;
    margin-bottom: 25px;
}

.tec01_GrayBox{
    width: 100%;
    border-radius: 6px;
    background: #dbdbdb;
    padding: 10px;
    box-sizing: border-box;
    text-align: center;
    position: relative;
    margin-bottom: 30px;
}

.tec01_GrayBox::after{
    content: "";
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    margin: 0 auto;
    display: block;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 9.5px 0 9.5px;
    border-color: #469634 transparent transparent transparent;
}
.tec01_GrayBox:last-of-type{margin-bottom: 0;}
.tec01_GrayBox:last-of-type::after{display: none;}

.tec01_GrayInner:first-of-type{
    margin-bottom: 10px;
}

.tec01_GrayText{
    font-size: 0.85rem;
}

.tec01FlowBox02{
    margin-bottom: 30px!important;
    position: relative;
}
.tec01FlowBox02End{
    margin-bottom: 35px!important;
    position: relative;
}
.tec01FlowBox02::after{
    content: "";
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    margin: 0 auto;
    display: block;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 9.5px 0 9.5px;
    border-color: #469634 transparent transparent transparent;
}

.tec01_GrayBox02{
     width: 100%;
    box-sizing: border-box;
    padding: 10px 10px;
    background: #dbdbdb;
    border-radius: 6px;
}

.tec01_GrayBox02 p{
    width: 100%;
    text-align: left;
    font-size: 0.85rem;
    line-height: 1.4rem;
    color: #000;
    margin-top: 10px;
}

.tec01_GrayBox02TextS{
    margin-top: 10px !important;
    font-size: 0.65rem !important;
    line-height: 1.2rem !important;
}

.tec01_GrayImg02{
    width: 100%;
    margin-bottom: 10px;
}
.tec01_GrayImg02:last-of-type{
    margin-bottom: 0;
}


/*--------------------------------------------------------------

02. 地上の京葉道路。地下の外環道。ふたつをつなぐ地下ランプ構造を持つ京葉JCT。

--------------------------------------------------------------*/

.tec02.mainVS{
    background-image: url(../02/img/mainVS_sp.jpg);
}

.tec02 .mainCover img{
    max-width: 340px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 50px;
}

.tec02Box{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec02SubBox{
    display: block;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec02SubBox02{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
    margin-bottom: 30px!important;
}

.tec02_contents{
    width: 100%;
}

.tec02_subTitle01{
    max-width: 100%;
    max-height: auto;
    margin-bottom: 0;
}
.tec02_subTitle01 .tec02SubImg01{
    width: 85%!important;
    height: auto!important;
}

.tec02_subTitleText{
    color: #000;
    font-weight: bold;
    margin-bottom: 10px;
    margin-top: 20px;
	margin-left: 10px;
}

.tec02_subText{
    width: 100%;
    font-size: 0.85rem;
    line-height: 1.4rem;
    margin-top: 30px;
}
.tec02_subText02{
    width: 100%;
    font-size: 0.85rem;
    line-height: 1.4rem;
    margin: 20px 0 0 0;
}
.tec02_subtextB{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: -5px;
    margin-bottom: 10px;
}

.tec02_youtubethumbnail{
    width: 100%;
    transition: 0.3s;
}
.tec02_youtubethumbnail:hover{
    opacity: 0.5!important;
}

.tec02_MethodBox{
    width: 100%;
    margin-bottom: 20px;
}

.tec02_Inner01{
    width: 100%;
    margin-bottom: 30px;
}

.tec02_Inner02{
    width: 100%;
}

.tec02_MethodImg{
    margin-bottom: 30px;
}

.tec02_MethodText{
    display: flex;
    justify-content: space-between;
    font-size: 0.80rem;
    line-height: 1.4rem;
}
.tec02_MethodText p:first-of-type{
    margin-bottom: 10px;
}

.tec02FlowBox{
    margin-bottom: 30px!important;
    position: relative;
}
.tec02FlowBox::after{
    content: "";
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    margin: 0 auto;
    display: block;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 9.5px 0 9.5px;
    border-color: #469634 transparent transparent transparent;
}

.tec02_GrayBox{
    width: 100%;
    box-sizing: border-box;
    padding: 10px 10px;
    background: #dbdbdb;
    border-radius: 6px;
}

.tec02_GrayBox p{
    width: 100%;
    text-align: center;
    font-size: 0.85rem;
    line-height: 1.4rem;
    color: #000;
    margin-bottom: 10px;
}

.tec02_GrayImg{
    width: 100%;
    margin-bottom: 10px;
}
.tec02_GrayImg:last-of-type{
    margin-bottom: 0;
}

.tec02_GrayBoxEnd{
    margin-bottom: 0;
}


/*--------------------------------------------------------------

03. 国内最大級クレーンによる橋梁一括桁架設

--------------------------------------------------------------*/

.tec03.mainVS{
    background-image: url(../03/img/mainVS_sp.jpg);
}

.tec03 .mainCover img{
    max-width: 269px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 40px;
}

.tec03Box{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec03SubBox{
    display: block;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec03_contents{
    width: 100%;
    margin-bottom: 50px;
}

.tec03_subTitle01{
    max-width: 100%;
    max-height: auto;
    margin-bottom: 0;
}

.tec03_subtextB{
    font-size: 1.0rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 0;
    margin-bottom: 10px;
    margin-left: -10px;
}

.tec03_MapBox{
    margin-bottom: 30px;
}

.tec03_subTextS{
    color: #000;
    text-indent: -1rem;
    padding-left: 1rem;
    font-size: 0.85rem;
}

.tec03_subTextGr{
    font-weight: bold;
    color: #469634;
}

.tec03_ImgBox{
    width: 100%;
    margin-bottom: -10px!important;
}

.tec03_ImgBox img{
    margin-bottom: 20px;
}

.tec03_ImgBox p{
    font-size: 0.85rem;
    line-height: 1.4rem;
    color: #000;
}


/*--------------------------------------------------------------

04. 掘割区間における太陽光によるチラつきを解消

--------------------------------------------------------------*/

.tec04.mainVS{
    background-image: url(../04/img/mainVS_sp.jpg);
}
.tec04 .mainCover img{
    max-width: 250px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 40px;
}
.tec04Box{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
}
.tec04SubBox{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}
.tec04_contents{
    width: 100%;
}
.tec04_subTitle01{
    max-width: 80%;
    max-height: auto;
}
.tec04_subTitle01 img{
    display: inline-block;
    max-width: 831px;
    max-height: auto;
}
.tec04_louver{
    width: 100%;
    margin-bottom: 20px;
}
.tec04_textS{
    font-size: 0.85rem;
    line-height: 1.4rem;
    color: #000;
}

.tec04_subtextB{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 20px;
}
.tec04_subtextB02{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 20px;
}

.tec04_louverTitle{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 20px;
    margin-bottom: 20px;
}
.tec04_louverImage{
    margin-top: 15px;
}


/*--------------------------------------------------------------

05. 視認性、メンテナンス性を改善した標識システム

--------------------------------------------------------------*/

.tec05.mainVS{
    background-image: url(../05/img/mainVS_sp.jpg);
}
.tec05 .mainCover img{
    max-width: 402px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 40px;
}
.tec05Box{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
}
.tec05SubBox{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}
.tec05SubBox02{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    margin-bottom: 20px!important;
}
.tec05_contents{
    width: 100%;
}
.tec05_subTitle01{
    max-width: 100%;
    max-height: auto;
}
.tec05_subTitle01 img{
    display: inline-block;
    max-width: 791px;
    max-height: auto;
}
.tec05_textS{
    font-size: 0.85rem;
    line-height: 1.4rem;
    color: #000;
}
.tec05_subtextB{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 20px;
}
.tec05_subtextB02{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 30px;
    margin-bottom: 15px;
}
.tec05_subTitle02textMixL{
    max-width: 100%;
    max-height: auto;
    margin-bottom: 10px;
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
    margin-top: 30px;
    margin-bottom: 15px;
}
.tec05_subTitle02textMixR{
    max-width: 100%;
    max-height: auto;
    font-size: 0.85rem;
    line-height: 1.4rem;
}


/*--------------------------------------------------------------

06. 先行車両の早期発見、認知を支援する照明設備

--------------------------------------------------------------*/

.tec06.mainVS{
    background-image: url(../06/img/mainVS_sp.jpg);
}

.tec06 .mainCover img{
    max-width: 280px;
    max-height: auto;
    margin-right: 0px;
    margin-top: 40px;
}

.tec06Box{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec06SubBox{
    display: block;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 30px!important;
}

.tec06_contents{
    width: 100%;
}

.tec06_subTitle01{
    max-width: 100%;
    max-height: auto;
    margin-bottom: 0;
}
.tec06_subTitle01 img{
    width: 85%!important;
    height: auto!important;
}

.tec06_subtextB{
    font-size: 1.2rem;
    line-height: 1.8rem;
    font-weight: bold;
    color: #000;
}

.tec06_MapBox{
    margin-bottom: 30px;
}

.tec06_subTextS{
    color: #000;
    font-size: 0.85rem;
}

.tec06_ImgBox{
    width: 100%;
    margin-bottom: 0;
}