body {
    /*background-color: #888888;*/
    background-color: rgba(0,0,0,0);
    margin:0;
    padding:0;
	overflow:hidden;
    font-family: Arial;

    -webkit-touch-callout: none; /* iOS Safari */
    -webkit-user-select: none; /* Safari */
    -khtml-user-select: none; /* Konqueror HTML */
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* Internet Explorer/Edge */
    user-select: none; /* Non-prefixed version, currently supported by Chrome and Opera */

    font-size: 1em;
}

#page {
    position: absolute;
    background-color: rgba(0,0,0,0);
    border: 0; padding: 0;
    /*background-color: #222222;*/
    z-index:-1;
}

#drag {
    position: absolute;
    background-color:rgba(255,255,0,0);
    z-index:10;
    width:20%;
    height:20%;
    top: 40%;
    left: 40%;
    /*-webkit-user-select: none;*/
    -webkit-app-region: drag;
}
#drag:hover {
    cursor: move; /*background-color:rgba(255,255,0,0.5);*/
}

#drag_overlays_cont {
    position: absolute;
    background-color:rgba(128,128,255,0.5);
    z-index:999;
    width:100%;
    height:100%;
    top: 0;
    left: 0;
    border: 3px solid #ffff00;
    box-sizing: border-box;
    display: none;
}
#drag_overlays {
    position: relative;
    width:94%;
    height:94%;
    top: 3%;
    left: 3%;
    -webkit-app-region: drag;
    pointer-events: auto;
}

#spotter {
    position: absolute;
}

#rule_horizontal {
    position: absolute;
    z-index: 99;
}

#rule_vertical {
    position: absolute;
    z-index: 98;
}

#nb_wide_text {
    position: absolute;
    color: yellow;
    width: 100%;
    text-align: center;
    z-index: 1;
    display: none;
    font-weight: bold;
    top: 0;
    /*bottom: 0;*/
}

.text_shadow {
    -webkit-filter: drop-shadow(1px 1px 1px black);
    filter: drop-shadow(1px 1px 1px black, -1px -1px 1px white);
}