.diagram {
	display: inline-block;
    width: 950px;
    height: 300px;
    border: 1px solid #999;

	background-color: transparent;
	background-image: linear-gradient(0deg, transparent 24%, rgba(255, 255, 255, .05) 25%, rgba(255, 255, 255, .05) 26%, transparent 27%, transparent 74%, rgba(255, 255, 255, .05) 75%, rgba(255, 255, 255, .05) 76%, transparent 77%, transparent), linear-gradient(90deg, transparent 24%, rgba(255, 255, 255, .05) 25%, rgba(255, 255, 255, .05) 26%, transparent 27%, transparent 74%, rgba(255, 255, 255, .05) 75%, rgba(255, 255, 255, .05) 76%, transparent 77%, transparent);
	background-size: 40px 40px;
	background-color: #111;
}

.diagram_image {
	border: 1px solid #999;
	padding: 5px;
	background-color: #fff;
	position: relative;
}