GitHub Ultrawide by FliegendeWurst

/* ==UserStyle==
@name        GitHub Ultrawide
@namespace   github.com/FliegendeWurst/GitHub-Ultrawide
@version     1.1.0
@license     CC-BY-SA-4.0
@author      Yretenai, FliegendeWurst
@advanced dropdown header-color "Header Color" {
  Light "Light" <<<EOT
  #24292e EOT;
  Dark "Dark" <<<EOT
  #181818 EOT;
}
==/UserStyle== */

@-moz-document regexp("^https?://((education|gist|graphql|guides|help|lab|raw|resources|status|developer|support|vscode-auth)\\.)?github\\.com/((?!generated_pages/preview).)*$"), domain("githubusercontent.com") {
    @media(min-width: 1312px) {
        .pagehead.repohead > div {
            width: 1280px;
            margin: 0 auto;
        }
        .pagehead.repohead > nav > ul {
            width: 1216px;
            margin: 0 auto;
        }
        div {
            max-width: 100% !important;
        }
        div.pr-toolbar, .TimelineItem-break, .TimelineItem-Badge {
            max-width: unset !important;
        }
        .notifications-v2.notification-shelf > div {
            width: 1280px;
            margin: 0 auto;
            padding-left: 32px;
        }
        header.Header {
            width: 100%;
            margin: 0 0;
        }
        div.Header {
            width: 100%;
            margin: 0 auto;
        }
        header.Header:before,div.Header:before {
            content: "";
            background: /*[[header-color]]*/;
            border-bottom: 1px solid #343434 !important;
            left: 0;
            right: 0;
            position: absolute;
            top: 0;
            bottom: 0;
            z-index: -1;
        }
        #repository-container-header > .UnderlineNav {
            padding-left: 32px !important;
        }
        #repository-container-header > .UnderlineNav > .UnderlineNav-body[data-view-component="true"] {
            margin-left: 0px !important;
        }
        #repository-container-header > div > div {
            margin-left: 0px !important;
        }
        #repository-container-header > div {
            padding-left: 32px !important;
        }
        div[data-selector="repos-split-pane-content"] {
            margin-left: 0px;
        }
    }
}