changedetection.io/backend/static/css/diff.css

table {
	table-layout: fixed;
	width: 100%;
}
td {
	width: 33%;
	padding: 3px 4px;
	border: 1px solid transparent;
	vertical-align: top;
	font: 1em monospace;
	text-align: left;
	white-space: pre-wrap;
}
h1 {
	display: inline;
	font-size: 100%;
}
del {
	text-decoration: none;
	color: #b30000;
	background: #fadad7;
}

ins {
	background: #eaf2c2;
	color: #406619;
	text-decoration: none;
}

#result {
	white-space: pre-wrap;
}

#settings {


	line-height: 2em;
}
#settings label {
	margin-left: 1em;
}

.source {
	position: absolute;
	right: 1%;
	top: .2em;
}

@-moz-document url-prefix() {
	body {
		height: 99%; /* Hide scroll bar in Firefox */
	}
}

#diff-ui {
background: #fff;
    padding: 2em;
    margin: 1em;
    border-radius: 5px;
    font-size: 9px;
}