body
{
    margin: 0px;
    overflow: hidden;
    font-family: Calibri;
    touch-action: none;
    user-select: none;
}

.title{
    width: 100%;
    position: absolute;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content:space-around;
}

.title_jp{
    text-align: center;
    color:azure;
    margin: 0;
    font-size: 20px;
}

.title_en{
    text-align: center;
    color:azure;
    margin: 0;
    font-family: "Courier";
    font-size: 15px;
}

.context{
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15px;
    color: azure;
    padding-top: 10px;
    padding-bottom: 10px;
    text-align: center;
    position: absolute;
    bottom: 43px;
    width :100%;
    background-color: rgba(0, 0, 0, 0.5);

}

.explain{
    font-size: 15px;
    color: azure;
    text-align: center;
    display: block;
    position: absolute;
    bottom: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.caution{
    font-size: 20px;
    color: green;
    text-align: center; 
    width: 100%;
    background-image: linear-gradient(-45deg,
    black 25%, yellow 25%, yellow 50%, black 50%, black 75%,yellow 75%, yellow
  );
  background-size: 120px 120px;
}