.contents_wrap{
        font-family: "繝｡繧､繝ｪ繧ｪ","Meiryo",verdana,"繝偵Λ繧ｮ繝手ｧ偵ざ Pro W3","Hiragino Kaku Gothic Pro",Osaka,"・ｭ・ｳ ・ｰ繧ｴ繧ｷ繝・け","MS PGothic",Sans-Serif;
        color: #505050;
        font-size: 12px;
    }
    .contents_wrap a{
        color: #505050;
    }
    .contents_wrap ul{
        list-style: none;
    }
    .contents_wrap{
        display: flex;
        justify-content: center;
        width: 100%;
    }
        .contents{
        width: 100%;
        max-width: 760px;
    }
    .contents > div{
        padding-bottom: 10px;
    }
    #c1{
        margin: 0 auto;
        display:block;
        max-width: 100%;
        height: auto;
    }
    .target_table{
        border-collapse: collapse;
        border-top: solid 1px #CCC;
        border-left: solid 1px #CCC;
        width: 100%;
    }
    .target_table th,.target_table td{
        border-right: solid 1px #CCC;
        border-bottom: solid 1px #CCC;
        text-align: left;
        font-size: 14px;
    }
    .target_table .target_row_selected td{
        background-color:#d4ffd4;
    }

    .target_table input[type='number']{
        width:100%;
        box-sizing: border-box;
    }
    h3{
        font-size: 15px;
        font-weight: normal;
        color: #c53211;
        border-bottom: solid 1px;
        margin-top: 0;
    }
    h4{
        font-size: 14px;
        font-weight: normal;
        color: #c53211;
        border-bottom: solid 1px;
    }
    .no-scroll {
        touch-action: none
    }

    .footer_link{
        list-style: none;
        padding: 0;
        display: flex;
        gap: 10px;
    }
    .explain{
        list-style: none;
        padding: 0;
    }
    .explain li{
        padding: 2px;
    }
    .explain2 > span{
        color: #c53211;
        margin: 6px 0;
        display: inline-block;
    }
    .explain2 > ul.explain{
        padding-left: 7px;
    }

    h3 .title{
        background-color: #c53211; color: white; padding: 0px 5px;
    }

    .game_mode_form{
        display: flex;
        flex-wrap: wrap;
        margin-top: 10px;
        gap: 10px;
    }
    .game_start_wrap{
        flex-basis: 100%;
        padding: 10px 0;
    }
    .game_button{
        padding: 5px 10px;
    }
    .alert{
        color:red;
        text-align: left;
    }

    .score_board_wrap{
        flex-basis: 100%;
    }
    .score_board{
        border-collapse: collapse;
        border-top: solid 1px #CCC;
        border-left: solid 1px #CCC;
        width:100%;
    }
    .score_board th,.score_board td{
        border-right: solid 1px #CCC;
        border-bottom: solid 1px #CCC;
    }
    .score_board .score_row_selected td{
        background-color:#d4ffd4;
    }

    .detect_target_diff_confirm_form_content{
        display: flex;
        flex-wrap: wrap;
        flex-direction: row;
        gap: 10px;
    }

    h3.contents_head .title_sub{

    }
    .contents_head a{
        text-decoration: none;
        color: #c53211;
    }
    .setting_color{
        width: 50px;
    }

    .stage_result_list{
        display: flex;
        flex-wrap: wrap;
        margin-bottom: 10px;
        font-weight: bold;
    }
    .stage_result{
        min-width: 100px;
        color: #505050;
        font-size: 12px;
    }

    .contents_tab{
        display: flex;
        flex-wrap: wrap;
        list-style:none;
        justify-content: flex-start;
        padding: 0;
        margin: 0;
    }
    .contents_tab li{
        border: solid 1px #c53211;
        color: #c53211;
        padding: 8px 14px;
        font-size: 15px;
        line-height: 1.4;
        margin-right: -1px;
        cursor: pointer;
    }
    li.contents_tab_selected{
        background-color: #c53211;
        color: white;
    }
    .contents_panel{
        display: none;
        border: solid 1px #c53211;
        padding: 20px;
        margin-top: -1px;
    }
    .contents_panel.u-display-block{
        display: block;
    }
    .game_mode_select_form{
        display: flex;
        flex-wrap: wrap;
        gap: 30px;
    }
    .game_mode_select_form label{

    }
    .mode_explain{
        width:100%;
        padding: 10px;
    }
    .mode_explain p{
        margin: 0;
    }
    .group{
        border: solid 1px #CCC;
        border-radius: 5px;
        padding: 15px;
        display: flex;
        flex-wrap: wrap;
        width: 100%;
        gap: 20px;
        box-sizing: border-box;
    }
    .group_single{
        padding: 15px;
        display: flex;
        flex-wrap: wrap;
        gap: 20px;
        box-sizing: border-box;
    }
    .group_head{
        position: absolute;
        margin-top: -30px;
        padding: 0 10px;
        background: white;
    }
    .group > div.group_item {
        display: flex;
        align-content: initial;
        align-items: center;
        white-space: nowrap;
        gap: 10px;
    }
    .group_single > div.group_item {
        display: flex;
        align-content: initial;
        align-items: center;
        white-space: nowrap;
        gap: 10px;
    }

    .aps_score_borde_wrap{
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        align-items: flex-start;
    }
    .aps_score_borde_wrap > *:nth-child(1){
        flex-basis: calc(40% - 10px);
    }
    .aps_score_borde_wrap > *:nth-child(2){
        flex-basis: 60%;
    }
    #_aps_target_canvas{
        width: 100%;
        border: 1px solid gray;
    }

    input[type='button']{
        font-size: 16px;
        padding: 5px 15px;
    }


    ul.contents_tab{
        margin:0;
        padding:0;
    }
    ul.contents_tab li{
        margin:0;
    }

    .explain_detail_link{
        margin: 10px 0;
    }
    .contents_wrap p{
        margin:0;
    }

    .target_tool_box{
        display:flex;
        flex-direction: row;
        flex-wrap: wrap;
        width:100%;
        align-items: center;
        gap: 30px;
    }
    .target_name_wrap{
        display:flex;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        gap: 10px;
    }
    .saved_target_data{
        display:flex;
        flex-direction: row;
        width: 100%;
        justify-content: flex-start;
        align-items: center;
        gap: 10px;
        flex-wrap:wrap;
    }

    .contents_env_setting .group{
        margin-top: 15px;
    }

    .open_projector_screen_wrap{
        display:flex;
        flex-direction: column;
        gap: 20px;
    }
    .open_projector_screen_wrap > div{
        display:flex;
        flex-direction: row;
        gap: 10px;

    }
    @media screen and (max-width:599px) {

        .detect_target_diff_confirm_form_content{
            flex-direction: column;
        }

        .game_start_wrap{
            text-align: center;
        }
        .contents{
            width: 100%;
        }
        .contents_tab {
            justify-content: space-between;
            margin: 0;
        }
        .contents_tab li{
            margin: 0;
            flex-grow: 1;
            text-align: center;
            padding: 7px 6px;
            min-height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
        }
        .game_mode_select_form{
            flex-direction: column;
        }
        .detect_aruco_wrap{
            text-align: center;
            margin-top: 10px;
        }
        .detect_aruco_wrap #_aruco_tracking_button.tracking_active{
            background-color: #c00;
            color: #fff;
        }
        .detect_aruco_wrap input{
            padding: 5px 10px;
        }
    }
    @media screen and (min-width:600px) {
        .game_start_wrap{
            text-align: right;
        }
        .contents{
            width: 100%;
            max-width: 760px;
        }
    }