body,
div#container,
div#wiki-container {
    background:transparent;
}
body {
	background-image:url('https://image02.seesaawiki.jp/v/r/virtual-ii-gamer/fdf2c77b620068e72b00.PNG');
	background-repeat:no-repeat;
	background-position:0 0;
	background-color:#3250ff;
}