body{
    background-image: url(../img_detect/background.white.png);
    background-repeat: no-repeat;
    background-size: 100vw;
    color: white;
    font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", sans-serif;
    font-size:15px;
}

.back{
    width:2vw;
    position: absolute;
    top:20vw;
    left:10vw;
    z-index: 1;
}

.box{
    width:90vw;
    position: absolute;
    top:10vw;
    left:5vw;
    z-index: -1;
    
}

.text1{
    text-align: center;
    transform: translate(0,17vw);
}

#txt1,#txt2,#txt3,#txt4{
    width:5vw;
    height:15vw;
    border-radius: 1vw;
    font-size: 30px;
    text-align: center;
    color: white;
    background-color: black;
    border-color: white;
}


.button{
    text-align: center;
    transform: translate(0,65vw);
    margin:5vw;
    border-radius: 1vw;
    
}

#button,#buttonDelete{
    width:30vw;
    height:10vw;
    font-size:14px;
    background-color:black;
    color: white;
    border-color: white;
    border-radius: 1vw;
}

.parent{
    width:70vw;
    margin: 0 auto;
    display:flex;
    justify-content: space-around;
    align-items: center;
    flex-direction: row;
    transform: translate(0,50vw);

}

.clickBack{
    display: inline-block;
    width: 12vw;
    height:12vw;


    position: absolute;
    left:5vw;
    top:16vw;

    z-index: 10;
}