body {
    background-color: #000;
    #margin: 0;
    #padding: 0;
    #margin: 0 auto;
}

.canvas-wrapper {
    position: relative;
}

.canvas-wrapper canvas {
    position: absolute;
    top: 0px;
    #left: 0;
}

#canvasMain {
    #border: 2px dotted #ff0;
    position: absolute;
    top: 0px;
    margin: 0 auto;
    left: 0px;
    height: 100vh;
    #scale: 1;
    transform-origin: top left;
    #opacity: 0.5;
}

#canvasUI {
    #border: 1px solid #00f;
    position: absolute;
    top: 0;
    left: 0px;
    margin: 0 auto;
    height: 100vh;
    #opacity: 0.5;
}

#iframe {
    border: 0px solid #fff;
    position: absolute;
    width: 100%;
    height: 100%;
    #margin: 0 auto;
}

#messagelog {
    position: absolute;
    width: 19%;
    height: 100%;
    top: 0px;
    right: 0px;
    #border: 1px solid #0ff;
    color: #fff;
    visibility: hidden;
}

@font-face {
    font-family: 'Gotham Rounded Bold';
    /*   上記で効かない場合は下記をお試しください。 */
    /*   font-family: 'LEMON MILK'; */
    src: url('./asset/fonts/Gotham Rounded Bold.otf') format('opentype'),
}