html,
body {
    position: fixed;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    touch-action: none;
    -ms-touch-action: none;
    overflow: hidden;
}

#background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: black;
    background: url(background.jpg);
    background-size:     cover;
    background-repeat:   no-repeat;
    background-position: center center;
}

#canvas {
    -webkit-touch-callout: none; /* iOS Safari */
    -webkit-user-select: none; /* Safari */
    -khtml-user-select: none; /* Konqueror HTML */
    -moz-user-select: none; /* Old versions of Firefox */
    -ms-user-select: none; /* Internet Explorer/Edge */
    user-select: none; /* Non-prefixed version, currently
                                   supported by Chrome, Opera and Firefox */
    -ms-touch-action: none;
    touch-action: none;
    -ms-content-zooming: none;

    visibility: hidden;
}

#loader-container {
    position: absolute;
    left: 15px;
    top: 15px;
    bottom: 15px;
    right: 15px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
}

#loader-row {
    display: flex;
    align-items: center;
    justify-content: center;
}

#loader-text {
    margin-right: 15px;
    color: white;
    font-weight: bold;
}

#loader-img {
    width: 30px;
    height: 30px;
}