diff --git a/tildes/package.json b/tildes/package.json
index b38d4f3..e81c038 100644
--- a/tildes/package.json
+++ b/tildes/package.json
@@ -136,6 +136,7 @@
       "selector-combinator-space-after": "always",
       "selector-combinator-space-before": "always",
       "selector-descendant-combinator-no-non-space": true,
+      "selector-list-comma-newline-after": "always",
       "selector-list-comma-newline-before": "never-multi-line",
       "selector-max-empty-lines": 0,
       "selector-pseudo-class-case": "lower",
diff --git a/tildes/scss/_base.scss b/tildes/scss/_base.scss
index 9b36fd1..cd977c8 100644
--- a/tildes/scss/_base.scss
+++ b/tildes/scss/_base.scss
@@ -86,7 +86,12 @@ form {
   max-width: 40rem;
 }
 
-h1, h2, h3, h4, h5, h6 {
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
   margin-bottom: 0.4rem;
 }
 
@@ -147,11 +152,13 @@ menu {
 // We'll use lists for their semantic value sometimes, so we don't want them to
 // have the normal list numbering/etc. by default. We'll specifically add that
 // back in for text-based lists in places where it's needed.
-ol, ul {
+ol,
+ul {
   list-style: none;
   margin: 0;
 
-  ol, ul {
+  ol,
+  ul {
     list-style: none;
   }
 }
@@ -188,7 +195,8 @@ table {
   margin-bottom: 1rem;
 }
 
-td, th {
+td,
+th {
   border-bottom: $border-width solid;
   padding: $unit-3 $unit-2;
 }
diff --git a/tildes/scss/_placeholders.scss b/tildes/scss/_placeholders.scss
index d5b8285..4efba61 100644
--- a/tildes/scss/_placeholders.scss
+++ b/tildes/scss/_placeholders.scss
@@ -16,7 +16,8 @@
     max-width: $paragraph-max-width;
   }
 
-  ol, ul {
+  ol,
+  ul {
     $list-left-margin: 2rem;
     margin: 0 0 0.4rem $list-left-margin;
 
@@ -25,7 +26,8 @@
       max-width: $paragraph-max-width - $list-left-margin;
     }
 
-    ol, ul {
+    ol,
+    ul {
       margin-left: 1rem;
     }
 
diff --git a/tildes/scss/modules/_comment.scss b/tildes/scss/modules/_comment.scss
index 394f589..0b4b7fd 100644
--- a/tildes/scss/modules/_comment.scss
+++ b/tildes/scss/modules/_comment.scss
@@ -215,7 +215,8 @@
   }
 }
 
-.is-comment-deleted, .is-comment-removed {
+.is-comment-deleted,
+.is-comment-removed {
   font-size: 0.7rem;
   font-style: italic;
 }
diff --git a/tildes/scss/modules/_divider.scss b/tildes/scss/modules/_divider.scss
index e549f4f..0b2d7b3 100644
--- a/tildes/scss/modules/_divider.scss
+++ b/tildes/scss/modules/_divider.scss
@@ -1,6 +1,7 @@
 // Copyright (c) 2018 Tildes contributors <code@tildes.net>
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-.divider, .divider[data-content] {
+.divider,
+.divider[data-content] {
   margin: 1rem;
 }
diff --git a/tildes/scss/modules/_form.scss b/tildes/scss/modules/_form.scss
index 0ef6cd1..7d08a87 100644
--- a/tildes/scss/modules/_form.scss
+++ b/tildes/scss/modules/_form.scss
@@ -14,7 +14,8 @@ select.form-select:not([multiple]) {
 .form-listing-options {
   margin-left: 1rem;
 
-  label, select {
+  label,
+  select {
     font-size: 0.6rem;
   }
 
diff --git a/tildes/scss/modules/_group.scss b/tildes/scss/modules/_group.scss
index e4cab14..cea0e25 100644
--- a/tildes/scss/modules/_group.scss
+++ b/tildes/scss/modules/_group.scss
@@ -28,7 +28,8 @@
   align-items: center;
   margin: 1rem 0;
 
-  .group-subscription-count, button {
+  .group-subscription-count,
+  button {
     flex: 1; // makes the two elements equal width
   }
 
diff --git a/tildes/scss/modules/_link.scss b/tildes/scss/modules/_link.scss
index f41e5b4..ea7b8af 100644
--- a/tildes/scss/modules/_link.scss
+++ b/tildes/scss/modules/_link.scss
@@ -1,7 +1,8 @@
 // Copyright (c) 2018 Tildes contributors <code@tildes.net>
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-a.link-user, a.link-group {
+a.link-user,
+a.link-group {
   white-space: nowrap;
   text-decoration: none;
 
diff --git a/tildes/scss/modules/_menu.scss b/tildes/scss/modules/_menu.scss
index c1aaa90..17afd47 100644
--- a/tildes/scss/modules/_menu.scss
+++ b/tildes/scss/modules/_menu.scss
@@ -3,7 +3,8 @@
 
 .menu {
   .menu-item {
-    > a:hover, > a:focus {
+    > a:hover,
+    > a:focus {
       background-color: transparent;
     }
   }
diff --git a/tildes/scss/modules/_post.scss b/tildes/scss/modules/_post.scss
index f7d9183..fec7d47 100644
--- a/tildes/scss/modules/_post.scss
+++ b/tildes/scss/modules/_post.scss
@@ -6,7 +6,8 @@
     margin-bottom: 1rem;
   }
 
-  .is-topic-mine, .is-topic-official {
+  .is-topic-mine,
+  .is-topic-official {
     margin-left: -1px;
   }
 }
diff --git a/tildes/scss/modules/_site-header.scss b/tildes/scss/modules/_site-header.scss
index d60149f..344e8ed 100644
--- a/tildes/scss/modules/_site-header.scss
+++ b/tildes/scss/modules/_site-header.scss
@@ -43,7 +43,9 @@
   font-size: 1.2rem;
   font-weight: bold;
 
-  &:hover, &:active, &:focus {
+  &:hover,
+  &:active,
+  &:focus {
     text-decoration: none;
   }
 
diff --git a/tildes/scss/modules/_text.scss b/tildes/scss/modules/_text.scss
index e347c22..a2c246e 100644
--- a/tildes/scss/modules/_text.scss
+++ b/tildes/scss/modules/_text.scss
@@ -12,23 +12,33 @@
 
 // special formatting rules for wiki pages
 .text-wiki {
-  h1, h2, h3, h4, h5, h6 {
+  h1,
+  h2,
+  h3,
+  h4,
+  h5,
+  h6 {
     a {
       text-decoration: none;
     }
   }
 
-  h1, h2, h3 {
+  h1,
+  h2,
+  h3 {
     border-bottom: 1px dotted;
     padding-bottom: 0.2rem;
   }
 
-  h1, h2 {
+  h1,
+  h2 {
     margin-top: 2rem;
   }
 
   // smaller margin when two large headers are sequential
-  h1 + h1, h1 + h2, h2 + h2 {
+  h1 + h1,
+  h1 + h2,
+  h2 + h2 {
     margin-top: 1rem;
   }
 
diff --git a/tildes/scss/themes/_theme_base.scss b/tildes/scss/themes/_theme_base.scss
index 3d3e5de..acf4610 100644
--- a/tildes/scss/themes/_theme_base.scss
+++ b/tildes/scss/themes/_theme_base.scss
@@ -445,7 +445,12 @@
   }
 
   .text-wiki {
-    h1, h2, h3, h4, h5, h6 {
+    h1,
+    h2,
+    h3,
+    h4,
+    h5,
+    h6 {
       a {
         color: map-get($theme, "foreground-highlight");
       }