github-unrounded.user.css

/* ==UserStyle==
@name        GitHub Unrounded
@namespace   StylishThemes
@version     1.0.9
@description Remove obnoxious/destructive border-radii on GitHub
@homepageURL https://github.com/StylishThemes/GitHub-Unrounded
@updateURL   https://raw.githubusercontent.com/StylishThemes/GitHub-Unrounded/master/github-unrounded.user.css
@license     BSD-2-Clause
==/UserStyle== */
@-moz-document domain("github.com"), domain("gist.github.com") {
  /* org avatars */
  .avatar {
    border-radius: 0 !important;
  }
  /* user avatars */
  .avatar-user, .state, .State, [class^="Avatar"] {
    border-radius: 6px !important;
  }
  /* other small things */
  .IssueLabel, .label, .Label, .Counter, .counter,
  .delete-topic-button, .topic-tag, .topic-tag-action,
  .avatar-user[width="20"] {
    border-radius: 4px !important;
  }
  .AppHeader .AppHeader-globalBar .AppHeader-user {
    border-radisu: 4px !important;
    background: transparent !important;
  }
  .Overlay-backdrop--side.Overlay-backdrop--placement-right > .Overlay {
    border-radius: 0;
  }
  /* buttons, need to replicate overruling styles as well */
  .btn {
    border-radius: 4px;
  }
  .BtnGroup-item {
    border-radius: 0;
  }
  .BtnGroup-parent:first-child .BtnGroup-item {
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
  }
  .BtnGroup-parent:last-child .BtnGroup-item {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
  }
  .BtnGroup-parent .BtnGroup-item {
    border-right-width: 0;
    border-radius: 0;
  }
  .social-count {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
  }
  .SelectMenu-tab {
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
  }
}