Credtis:

Dark background image by Fudgey (StylishThemes@userstyles) from "Dark Github".

LESS:

@link-color: orange;
@visited-color: #7F7A75;
@border-color: hsl(0, 0%, 50%);
body {
font-family: "Open Sans";
background-image: url("data:image/png;base64,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");
color: white;
* {
background: none !important;
}
}
:link {
color: @link-color;
}
:visited {
color: @visited-color;
}
div#mw-panel {
border-right: 1px solid @border-color;
padding: 5px 10px;
margin: 0;
top: 0;
>.portal,
.body {
padding: 0 !important;
margin: 0 !important;
}
>#p-logo {
display: none;
}
}