Modifications dans Stylish.

.nav-links li a,
.wiki-page-header .wiki-last-edit-by,
.wiki-page-header .wiki-last-edit-by strong {
	color: #666;
}
 
header .header-content .title a, 
.right-sidebar.wiki-sidebar a:hover,
.right-sidebar.wiki-sidebar a.active,
.right-sidebar.wiki-sidebar .active>a {
    color: #ccc;
}
 
.bs-callout {
    background-color: #222;   
}
 
table.table.ci-table.pipeline > thead > tr > th {
    background-color: #444;
}
 
table.table.ci-table.pipeline > tbody > tr > th {
    background-color: #333;
}
 
div.empty-project.project-home-panel.text-center > div > h1.project-title {
    background-color: #236dde;
}
 
div.wiki-holder.prepend-top-default.append-bottom-default > div > h3, div.wiki-holder.prepend-top-default.append-bottom-default > div > h4 {
    color: #bbb !important;   
}
 
.info-well {
    background-color: #222;
    border: 1px solid #999;
}
 
.pipeline-graph {
    background-color: inherit;
}
 
.stage-column .build {
    background-color: #222;
}