body {
    color: #ffffff;
    background-color: #000000;
    font-family: 'Arial','Helvetica','メイリオ', Meiryo,'Hiragino Sans','ヒラギノ角ゴシック',YuGothic,'Yu Gothic','ＭＳ Ｐゴシック','MS PGothic',sans-serif;
    margin: 0;
}

.intense {
    cursor: url("../img/plus_cursor.png"), pointer; /* マウスポインタを指定 */
}

.BPpart { /*親div*/
    position: relative; /*相対配置*/
}
    .BPpart p { /*親div*/
        position: absolute; /*絶対配置*/
        color: white; /*文字は白に*/
        top: 0px;
        left: 0;
    }

#BP1 {
    display: inline-block;
    position: relative;
    width: auto;
    height: 100px;
    margin: 0px auto;
    border: 5px solid white;
}
#BP2 {
    display: inline-block;
    position: relative;
    width: auto;
    height: 100px;
    margin: 0px auto;
    border: 5px solid white;
}
#BP3 {
    display: inline-block;
    position: relative;
    width: auto;
    height: 100px;
    margin: 0px auto;
    border: 5px solid white;
}
#BP4 {
    display: inline-block;
    position: relative;
    width: auto;
    height: 100px;
    margin: 0px auto;
    border: 5px solid white;
}
#BP5 {
    display: inline-block;
    position: relative;
    width: auto;
    height: 100px;
    margin: 0px auto;
    border: 5px solid white;
}


#Slice_x {
    position: relative;
    width: auto;
    height: 200px;
    margin: 0px auto;
    border: 5px solid blue;
}
#Slice_y {
    position: relative;
    width: 200px;
    height: auto;
    margin: 0px auto;
    border: 5px solid green;
}
#Slice_z {
    position: relative;
    width: 200px;
    height: auto;
    margin: 0px auto;
    border: 5px solid red;
}

.iuwrap {
    display: flex;
}
    .iuwrap span {
        display: flex;
        /*border: 1px solid red;*/
        padding: 10px;
    }

.uwrap {
    display: flex;

}
.rwrap {
    flex-direction: column;
}
.swrapp {
    flex-direction: column;
}

.iwrapp {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    border: 1px solid white;
    width: 490px;
    height: 490px;

}

    .iwrapp div {
        display: flex;
        justify-content: flex-end;
        /*border: 1px solid pink;*/
        padding: 0px;
        margin: 10px;
        width: 460px;
    }


.js-slider {
    display: block;
    position: relative;
    width: 300px;
    height: 20px;
    margin: 20px auto;
}

    .js-slider div {
        background: #ddd;
        height: 3px;
        border: 1px inset #aaa;
        position: relative;
        top: 12px;
        font-size: 0px;
    }

    .js-slider input {
        display: block;
        position: absolute;
        width: 15px;
        height: 20px;
        cursor: pointer;
    }

#stage {
    display: block;
    position: relative;
    margin-left: auto;
    margin-right: auto;
}
#stage_prev {
    position: relative;
    cursor: pointer;
}

#stage_next {
    position: relative;
    cursor: pointer;
}

iframe {
    border: none;
    width: 100%;
    height: 75px;
}

#five_button {
    position: relative;
    width: 100%;
    text-align: center;
}

#button_first {
    display: inline-block;
    position: relative;
    margin-left: auto;
    margin-right: auto;
    cursor: pointer;
}

#button_prev {
    display: inline-block;
    position: relative;
    cursor: pointer;
}

#button_middle {
    display: inline-block;
    position: relative;
    cursor: pointer;
}

#button_next {
    display: inline-block;
    position: relative;
    cursor: pointer;
}

#button_last {
    display: inline-block;
    position: relative;
    cursor: pointer;
}