🌐 style: improve RTL styling consistency (#381)

sass/main.scss

@@ -138,8 +138,8 @@ html {
 body {
     display: flex;
     flex-direction: column;
-    margin: 0 5vmin;
+    margin-inline: 5vmin;
-    padding: 0;
+    margin-block: 0;
     min-height: 100vh;
 }
 
@@ -147,7 +147,7 @@ body {
     word-wrap: break-word;
     margin: 0 auto;
     margin-top: 6vmin;
-    margin-bottom: 4rem;
+    margin-block-end: 4rem;
     width: 100%;
     max-width: var(--max-layout-width);
 }
@@ -174,18 +174,18 @@ article {
     }
 
     .full-width {
-        margin-right: -$base-margin;
+        margin-inline-start: -$base-margin;
-        margin-left: -$base-margin;
+        margin-inline-end: -$base-margin;
         max-width: calc(100% + 2*$base-margin);
     }
 
     li {
         p:not(:last-child) {
-            margin-bottom: 0;
+            margin-block-end: 0;
         }
 
         p + :last-child {
-            margin-bottom: var(--paragraph-spacing);
+            margin-block-end: var(--paragraph-spacing);
         }
     }
 }
@@ -210,62 +210,44 @@ h3,
 h4,
 h5,
 h6 {
+    display: block;
     position: relative;
+    margin: 0;
 }
 
 h1 {
-    display: block;
     margin-top: 0.67em;
-    margin-right: 0;
-    margin-bottom: 0em;
-    margin-left: 0;
     font-weight: 550;
     font-size: 1.62rem;
 }
 
 h2 {
-    display: block;
     margin-top: 0.5em;
-    margin-right: 0;
-    margin-bottom: 0em;
-    margin-left: 0;
     font-weight: 550;
     font-size: 1.4rem;
 }
 
 h3 {
-    display: block;
     margin-top: 0.3em;
-    margin-right: 0;
-    margin-bottom: 0em;
-    margin-left: 0;
     font-weight: 550;
     font-size: 1.2rem;
 }
 
 h4 {
-    display: block;
     margin-top: 0.83em;
-    margin-right: 0;
-    margin-bottom: 0em;
-    margin-left: 0;
     font-weight: 550;
     font-size: 1rem;
 }
 
 h5 {
-    display: block;
     margin-top: 0.83em;
-    margin-right: 0;
-    margin-bottom: 0em;
-    margin-left: 0;
     font-weight: normal;
     font-size: 1rem;
 }
 
 p {
     margin-top: 0.4rem;
-    margin-bottom: var(--paragraph-spacing);
+    margin-block-end: var(--paragraph-spacing);
     font-size: 1em;
     line-height: 2rem;
 }
@@ -294,7 +276,7 @@ video {
 }
 
 .subheader {
-    margin-bottom: 2rem;
+    margin-block-end: 2rem;
 }
 
 .mobile-only {
@@ -312,8 +294,8 @@ video {
 
     article .full-width {
         display: block;
-        margin-right: 0;
+        margin-inline-start: 0;
-        margin-left: 0;
+        margin-inline-end: 0;
         max-width: none;
         overflow-x: auto;
     }
@@ -334,7 +316,8 @@ video {
     }
 
     body {
-        margin: 0 16px;
+        margin-inline: 16px;
+        margin-block: 0;
     }
 }
 

sass/parts/_admonitions.scss

@@ -88,16 +88,16 @@
 .admonition {
     display: flex;
     align-items: flex-start;
-    margin: 1em 0;
+    margin-block: 1em;
-    border-left: 6px solid;
     border-radius: 10px;
+    border-inline-start: 6px solid;
     padding: 0.8rem;
     color: var(--text-color-high-contrast);
     font-family: var(--sans-serif-font);
 
     p {
-        margin-bottom: 0;
+        margin-inline-start: -1.75rem;
-        margin-left: -1.75rem;
+        margin-block-end: 0;
         font-family: inherit;
     }
 

sass/parts/_archive.scss

@@ -1,21 +1,22 @@
 .archive {
-    margin-top: 4vmin;
+    margin-block-start: 4vmin;
 
     .listing-title {
-        margin-bottom: 1rem;
+        margin-block-end: 1rem;
         font-size: 1.5rem;
     }
 
     .listing-item {
         display: flex;
         gap: 1rem;
-        margin-bottom: 0.5rem;
+        margin-block-end: 0.5rem;
-        padding: 0.2rem 1rem;
+        padding-inline: 1rem;
+        padding-block: 0.2rem;
 
         .post-time {
-            padding-left: 1vmin;
+            padding-inline-start: 1vmin;
-            min-width: 5rem;
+            min-inline-size: 5rem;
-            text-align: left;
+            text-align: start;
 
             .date {
                 color: var(--meta-color);

sass/parts/_cards.scss

@@ -4,7 +4,7 @@
     grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
     gap: 24px;
     margin-top: 4vmin;
-    padding: 12px 0;
+    padding-block: 12px;
 
     .card {
         box-shadow: rgba(50, 50, 93, 0.25) 0px 2px 5px -1px, rgba(0, 0, 0, 0.3) 0px 1px 3px -1px;
@@ -22,7 +22,9 @@
         }
 
         .card-info {
-            padding: 0 24px 24px;
+            padding-inline: 24px;
+            padding-block-start: 0;
+            padding-block-end: 24px;
             text-align: center;
         }
 

sass/parts/_code.scss

@@ -1,7 +1,8 @@
 code {
     border-radius: 5px;
     background-color: var(--bg-1);
-    padding: 0.1em 0.2em;
+    padding-inline: 0.2em;
+    padding-block: 0.1em;
     font-size: 0.9rem;
     font-family: var(--code-font);
 
@@ -17,7 +18,7 @@ code {
         border-collapse: collapse;
         border-spacing: 0rem;
         width: 100%;
-        text-align: left;
+        text-align: start;
 
         td,
         th,
@@ -29,7 +30,7 @@ code {
         tbody td:first-child {
             width: 2rem;
             user-select: none;
-            text-align: left;
+            text-align: start;
         }
 
         tbody tr:nth-child(even) {
@@ -46,7 +47,9 @@ pre {
     display: block;
     position: relative;
     border-radius: 5px;
-    padding: 2.4rem 1rem 1rem;
+    padding-inline: 1rem;
+    padding-block-start: 2.4rem;
+    padding-block-end: 1rem;
     overflow: hidden;
     overflow-x: auto;
     line-height: 1.4;
@@ -66,16 +69,16 @@ pre {
             display: block;
             position: absolute;
             top: 0;
-            left: 0;
+            inset-inline-start: 0;
             background-color: var(--primary-color);
             padding: 0.3rem;
-            padding-left: 1rem;
+            padding-inline-start: 1rem;
             width: calc(100% - 1.3rem);
             height: 0.9rem;
             content: attr(data-lang);
             color: var(--hover-color);
             font-size: 0.65rem;
-            text-align: left;
+            text-align: start;
             text-transform: uppercase;
         }
 
@@ -83,15 +86,15 @@ pre {
             display: block;
             position: absolute;
             top: 0;
-            right: 1.3rem;
+            inset-inline-end: 1.3rem;
             padding-top: 0.3rem;
-            padding-right: 1.3rem;
+            padding-inline-end: 1.3rem;
             max-width: calc(100% - 14em);
             height: 0.9rem;
             overflow: hidden;
             color: var(--hover-color);
             font-size: 0.65rem;
-            text-align: right;
+            text-align: end;
             text-overflow: ellipsis;
             white-space: nowrap;
         }
@@ -102,10 +105,10 @@ pre {
     -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 -960 960 960' %3E%3Cpath d='M217.002-67.694q-37.732 0-64.02-26.288-26.287-26.287-26.287-64.019V-707.69h77.999v549.689q0 4.615 3.846 8.462 3.846 3.846 8.462 3.846h451.689v77.999H217.002Zm175.999-175.999q-37.733 0-64.02-26.287T302.694-334v-463.383q0-37.732 26.287-64.02 26.287-26.287 64.02-26.287h365.383q37.732 0 64.019 26.287 26.288 26.288 26.288 64.02V-334q0 37.733-26.288 64.02-26.287 26.287-64.019 26.287H393.001Zm0-77.998h365.383q4.615 0 8.462-3.847 3.846-3.846 3.846-8.462v-463.383q0-4.616-3.846-8.462-3.847-3.846-8.462-3.846H393.001q-4.616 0-8.462 3.846-3.847 3.846-3.847 8.462V-334q0 4.616 3.847 8.462 3.846 3.847 8.462 3.847Zm-12.309 0v-488V-321.691Z'/%3E%3C/svg%3E");
     position: absolute;
     top: 0.3rem;
-    right: 0.7rem;
     align-self: center;
     z-index: 1;
     cursor: pointer;
+    inset-inline-end: 0.7rem;
     background: var(--hover-color);
     background-size: contain;
     width: 0.9rem;

sass/parts/_comments.scss

@@ -23,7 +23,8 @@
         margin: 0.5em auto;
         border: none;
         background: none;
-        padding: 0.5em 1em;
+        padding-block: 0.5em;
+        padding-inline: 1em;
         color: inherit;
         font-size: 0.95rem;
         font-family: var(--sans-serif-font);

sass/parts/_footer.scss

@@ -1,6 +1,6 @@
 footer {
     margin-top: auto;
-    margin-bottom: 1.4rem;
+    margin-block-end: 1.4rem;
     color: var(--meta-color);
     font-size: 0.88rem;
     font-family: var(--post-font-family);

sass/parts/_header-anchor.scss

@@ -4,8 +4,8 @@
     justify-content: center;
     align-items: center;
     opacity: 0;
-    margin-left: -2rem;
+    margin-inline-start: -2rem;
-    padding-right: 0.3rem;
+    padding-inline-end: 0.3rem;
     width: 1.9rem;
     height: 100%;
     user-select: none;
@@ -15,11 +15,6 @@
     }
 }
 
-:dir(rtl) .header-anchor {
-    margin-right: -2rem;
-    padding-left: 0.3rem;
-}
-
 .link-icon {
     -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M14.78 3.653a3.936 3.936 0 1 1 5.567 5.567l-3.627 3.627a3.936 3.936 0 0 1-5.88-.353.75.75 0 0 0-1.18.928 5.436 5.436 0 0 0 8.12.486l3.628-3.628a5.436 5.436 0 1 0-7.688-7.688l-3 3a.75.75 0 0 0 1.06 1.061l3-3Z'%3E%3C/path%3E%3Cpath d='M7.28 11.153a3.936 3.936 0 0 1 5.88.353.75.75 0 0 0 1.18-.928 5.436 5.436 0 0 0-8.12-.486L2.592 13.72a5.436 5.436 0 1 0 7.688 7.688l3-3a.75.75 0 1 0-1.06-1.06l-3 3a3.936 3.936 0 0 1-5.567-5.568l3.627-3.627Z'%3E%3C/path%3E%3C/svg%3E");
     align-self: center;

sass/parts/_header.scss

@@ -4,7 +4,7 @@ header {
 }
 
 .page-header {
-    margin: 4rem 0px 1rem 0px;
+    margin-block: 4rem 1rem;
     font-size: 3em;
     line-height: 100%;
     font-family: var(--header-font);
@@ -17,7 +17,7 @@ header {
     justify-content: space-between;
     align-items: center;
     margin: 0 auto;
-    padding: 1em 0;
+    padding-block: 1em;
     max-width: var(--max-layout-width);
 }
 
@@ -48,7 +48,7 @@ header {
 }
 
 .home-title {
-    margin-left: -0.12rem;
+    margin-inline-start: -0.12rem;
     border: none;
     padding: 0.12rem;
     color: var(--primary-color);
@@ -85,8 +85,8 @@ header {
     display: flex;
     justify-content: center;
     align-items: center;
-    margin-right: 0.5rem;
+    margin-inline-start: 0.5rem;
-    margin-left: 0.5rem;
+    margin-inline-end: 0.5rem;
 
     .language-switcher-icon {
         -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='1.8' d='M1 12a11 11 90 0 0 22 0 11 11 90 0 0-22 0m1-4h20M2 16h20M11 1a21 21 90 0 0 0 22m2-22a21 21 90 0 1 0 22'/%3E%3C/svg%3E%0A");
@@ -129,8 +129,8 @@ header {
         transform: translateX(-50%);
         z-index: 1;
         background: var(--background-color);
-        padding-right: 0.5rem;
+        padding-inline-start: 0.5rem;
-        padding-left: 0.5rem;
+        padding-inline-end: 0.5rem;
         text-align: center;
         white-space: nowrap;
 

sass/parts/_home-banner.scss

@@ -7,11 +7,11 @@
 
     @media only screen and (max-width: 600px) {
         display: block;
-        margin-bottom: 2rem;
+        margin-block-end: 2rem;
     }
 
     #home-banner-text {
-        margin-bottom: 1.5rem;
+        margin-block-end: 1.5rem;
         color: var(--primary-color);
         font-size: 1.875rem;
         line-height: 3rem;
@@ -22,12 +22,12 @@
 
         #home-banner-header {
             margin: 0;
-            margin-bottom: 1rem;
+            margin-block-end: 1rem;
             font-weight: 550;
             font-size: 2.8rem;
 
             @media only screen and (max-width: 600px) {
-                margin-bottom: 0;
+                margin-block-end: 0;
                 font-size: 2.2rem;
             }
         }
@@ -53,7 +53,7 @@
 
     #image-container-home {
         position: relative;
-        padding-left: 2rem;
+        padding-inline-start: 2rem;
         min-width: 11rem;
         min-height: 11rem;
         overflow: hidden;
@@ -74,7 +74,7 @@
         }
 
         @media only screen and (max-width: 600px) {
-            padding-left: 0;
+            padding-inline-start: 0;
         }
     }
 }

sass/parts/_image.scss

@@ -27,7 +27,7 @@ img.inline {
 
 figure h4 {
     margin: 0;
-    margin-bottom: 1em;
+    margin-block-end: 1em;
     font-size: 1rem;
 }
 

sass/parts/_misc.scss

@@ -1,7 +1,8 @@
 .draft-label {
-    margin-right: 0.3rem;
+    margin-inline-end: 0.3rem;
     background-color: var(--primary-color);
-    padding: 2px 4px;
+    padding-inline: 4px;
+    padding-block: 2px;
     color: var(--hover-color);
 }
 
@@ -16,9 +17,9 @@
 
 iframe {
     display: block;
-    margin-right: 15%;
+    margin-inline-start: 15%;
-    margin-bottom: 3vmin;
+    margin-inline-end: 15%;
-    margin-left: 15%;
+    margin-block-end: 3vmin;
     border: none;
     aspect-ratio: 16/9;
     width: 100vmin;
@@ -30,7 +31,7 @@ ul {
 }
 
 .toc-container {
-    margin-bottom: 4vmin;
+    margin-block-end: 4vmin;
 }
 
 .padding-top {
@@ -81,13 +82,13 @@ a:hover {
 a:not(.no-hover-padding):hover::after {
     display: inline-block;
     position: absolute;
-    top: 0;
-    right: -0.15em;
-    bottom: 0;
-    left: -0.15em;
     z-index: -1;
+    inset-block-end: 0;
+    inset-block-start: 0;
+    inset-inline-end: -0.15em;
+    inset-inline-start: -0.15em;
     background-color: var(--primary-color);
-    max-width: 105%;  // This fixes multi-line links (see #225)
+    max-inline-size: 105%;  // This fixes multi-line links (see #225)
     content: "";
 }
 
@@ -111,10 +112,10 @@ hr {
 }
 
 .footnote-definition {
-    margin-bottom: 0.6rem;
+    margin-block-end: 0.6rem;
 
     sup {
-        margin-right: 0.15rem;
+        margin-inline-end: 0.15rem;
         font-size: 0.75rem;
         font-family: var(--serif-font);
     }
@@ -125,7 +126,7 @@ hr {
 }
 
 .footnote-backlink {
-    margin-left: 0.2rem;
+    margin-inline-start: 0.2rem;
     font-size: 0.8rem;
 }
 
@@ -134,16 +135,16 @@ hr {
 }
 
 .references p {
-    margin-left: 2.4rem;
+    margin-inline-start: 2.4rem;
     text-indent: -2.4rem;
 }
 
 .info-box {
     margin-top: 1rem;
-    margin-bottom: 1rem;
+    margin-block-end: 1rem;
     border: 1px solid var(--primary-color);
-    border-left-width: 0.3rem;
     border-radius: 10px;
+    border-inline-start-width: 0.3rem;
     padding: 1rem;
     text-align: center;
 }
@@ -187,18 +188,18 @@ details summary {
 
 .article-navigation {
     display: flex;
-    margin-top: 2rem;
+    margin-block-start: 2rem;
-    border-top: var(--divider-color) solid 0.5px;
+    border-block-start: var(--divider-color) solid 0.5px;
-    padding-top: 2rem;
+    padding-block-start: 2rem;
 
     div:first-child {
         flex: 1;
-        text-align: left;
+        text-align: start;
     }
 
     div:last-child {
         flex: 1;
-        text-align: right;
+        text-align: end;
     }
 
     div p {
@@ -218,25 +219,15 @@ details summary {
     }
 }
 
-:dir(rtl) .article-navigation {
-    div:first-child {
-        text-align: right;
-    }
-
-    div:last-child {
-        text-align: left;
-    }
-}
-
 :dir(rtl) .arrow {
     display: inline-block;
-    transform: rotate(180deg);
+    transform: scaleX(-1);
 }
 
 // This for the arrows that point to a corner, (e.g. '↗', '↘', '↙', '↖')
 :dir(rtl) .arrow-corner {
     display: inline-block;
-    transform: rotate(270deg);
+    transform: rotate(-90deg);
 }
 
 .mermaid p {

sass/parts/_posts_list.scss

@@ -7,10 +7,10 @@
     display: flex;
     align-items: flex-start;
     background-color: var(--navbar-color);
-    padding: 2.5rem 0;
+    padding-block: 2.5rem;
 
     .bloglist-meta {
-        margin-right: 0.7rem;
+        margin-inline-end: 0.7rem;
         padding: 0;
         width: 13.5rem;
         color: var(--meta-color);
@@ -32,7 +32,7 @@
 
         .tag {
             display: inline-block;
-            margin-right: 0.7rem;
+            margin-inline-end: 0.7rem;
             font-weight: 400;
             font-size: 0.75rem;
             text-transform: uppercase;
@@ -89,15 +89,15 @@
     .bloglist-row {
         flex-direction: column;
         align-items: flex-start;
-        padding: 2rem 0;
+        padding-block: 2rem;
 
         .bloglist-meta {
-            margin-bottom: 0;
+            margin-block-end: 0;
             width: 100%;
 
             li {
                 display: inline;
-                margin-right: 0.3rem;
+                margin-inline-end: 0.3rem;
             }
         }
 

sass/parts/_quick_navigation_buttons.scss

@@ -64,20 +64,20 @@
             right: 0;
             bottom: 100%;
             z-index: 2;
-            margin-bottom: $padding-vertical;
+            margin-block-end: $padding-vertical;
             box-shadow: rgba(0, 0, 0, 0.15) 1.95px 1.95px 2.6px;
             border: 1px solid var(--divider-color);
             border-radius: 5px;
             background-color: var(--background-color);
-            padding-right: $padding-horizontal;
+            padding-inline-end: $padding-horizontal;
             max-height: 70vh;
             overflow-y: auto;
             font-size: 0.8rem;
-            text-align: left;
+            text-align: start;
             white-space: nowrap; // Prevents wrapping, allowing content to define width.
 
             ul {
-                padding-left: $padding-horizontal;
+                padding-inline-start: $padding-horizontal;
                 list-style: none;
             }
         }

sass/parts/_search.scss

@@ -2,7 +2,7 @@ $icon-size: 1.3rem;
 
 #searchModal {
     background: color-mix(in srgb, var(--primary-color) 5%, transparent);
-    text-align: left;
+    text-align: start;
 
     #searchContainer {
         padding: 1rem;
@@ -18,7 +18,7 @@ $icon-size: 1.3rem;
 
         .search-icon {
             position: absolute;
-            left: 1rem;
+            inset-inline-start: 1rem;
             width: $icon-size;
             height: $icon-size;
 
@@ -30,8 +30,8 @@ $icon-size: 1.3rem;
         .close-icon {
             position: absolute;
             right: $icon-size;
-            margin-right: 0.5rem;
+            margin-inline-start: 1rem;
-            margin-left: 1rem;
+            margin-inline-end: 0.5rem;
             width: $icon-size;
             height: $icon-size;
         }
@@ -41,7 +41,8 @@ $icon-size: 1.3rem;
             border: 1px solid var(--divider-color);
             border-radius: 20px;
             background-color: var(--input-background-color);
-            padding: 0.75rem 1rem 0.75rem 3rem;
+            padding-inline: 3rem 1rem;
+            padding-block: 0.75rem;
             width: calc(100% - 2rem);
             color: var(--text-color);
             font-size: 1rem;
@@ -82,7 +83,8 @@ $icon-size: 1.3rem;
 
             > div {
                 cursor: pointer;
-                padding: 0.5rem 1rem;
+                padding-inline: 1rem;
+                padding-block: 0.5rem;
 
                 &[aria-selected="true"] {
                     background-color: var(--primary-color);
@@ -113,8 +115,8 @@ $icon-size: 1.3rem;
     display: block;
     position: relative;
     align-self: center;
-    margin-right: 0.5rem;
+    margin-inline-start: 1rem;
-    margin-left: 1rem;
+    margin-inline-end: 0.5rem;
     width: $icon-size;
     height: $icon-size;
 }

sass/parts/_table.scss

@@ -11,7 +11,8 @@ table {
     th,
     td {
         border: 1px solid var(--bg-1);
-        padding: 6px 13px;
+        padding-inline: 13px;
+        padding-block: 6px;
         font-size: large;
     }
 

sass/parts/_tags.scss

@@ -8,7 +8,7 @@
     }
 
     .tags-item {
-        margin-bottom: 1rem;
+        margin-block-end: 1rem;
     }
 }
 

sass/parts/_theme-switch.scss

@@ -3,7 +3,7 @@
     position: relative;
     align-self: center;
     cursor: pointer;
-    margin-left: 0.5rem;
+    margin-inline-start: 0.5rem;
     background: var(--text-color);
     width: 1rem;
     height: 1rem;
@@ -19,13 +19,13 @@
 .theme-resetter {
     -webkit-mask: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 -960 960 960" %3E%3Cpath d="M295.87-193.869v-78.001h291.152q43.63 0 72.369-33.424 28.739-33.423 28.739-79.271t-28.739-79.391Q630.652-497.5 587.022-497.5H343.913l87.478 87.478-55.652 55.153L193.869-536.5l181.87-181.631 55.652 55.653-87.478 86.978h243.109q75.435 0 127.272 56.522 51.837 56.521 51.837 134.174 0 77.652-51.837 134.293-51.837 56.642-127.272 56.642H295.87Z"/%3E%3C/svg%3E');
     position: absolute;
-    top: -0.6rem;
-    right: -0.6rem;
     visibility: hidden;
     opacity: 0;
     transition: opacity 0.3s ease, visibility 0.3s ease;
     transition-delay: 0.5s;
     cursor: pointer;
+    inset-block-start: -0.6rem;
+    inset-inline-end: -0.6rem;
     background: var(--text-color);
     width: 0.8rem;
     height: 0.8rem;

sass/parts/_zola-error.scss

@@ -21,7 +21,7 @@ body > div:last-child > div:last-child[style]:not([class]):not([id]) > p[style]:
 }
 
 body > div:last-child > div:last-child[style]:not([class]):not([id]) > pre[style]:last-child {
-    margin-bottom: 0;
+    margin-block-end: 0;
     background-color: var(--admonition-danger-code);
     padding: 10px;
     overflow-x: auto;

static/isso.css

@@ -27,8 +27,8 @@ h4.isso-thread-heading {
 }
 
 .isso-feedlink {
-    float: right;
+    float: inline-end;
-    padding-left: 1em;
+    padding-inline-start: 1em;
 }
 
 .isso-feedlink a {
@@ -52,13 +52,13 @@ h4.isso-thread-heading {
 
 .isso-comment:not(:first-of-type),
 .isso-follow-up .isso-comment {
-    margin-bottom: 0.5em;
+    margin-block-end: 0.5em;
     border-top: 1px solid var(--divider-color);
 }
 
 .isso-avatar {
     display: block;
-    float: left;
+    float: inline-start;
     margin: 0.95em 0.95em 0;
 }
 
@@ -77,7 +77,7 @@ h4.isso-thread-heading {
 }
 
 .isso-follow-up {
-    padding-left: calc(7% + 20px);
+    padding-inline-start: calc(7% + 20px);
 }
 
 .isso-comment-footer {
@@ -94,7 +94,7 @@ h4.isso-thread-heading {
 
 /* Only for comment header, spacer between up-/downvote should have no padding */
 .isso-comment-header .isso-spacer {
-    padding: 0 6px;
+    padding-inline: 6px;
 }
 
 .isso-spacer,
@@ -113,7 +113,7 @@ h4.isso-thread-heading {
 }
 
 .isso-note {
-    float: right;
+    float: inline-end;
 }
 
 .isso-author {
@@ -146,7 +146,7 @@ h4.isso-thread-heading {
 }
 
 .isso-text p:last-child {
-    margin-bottom: 0.2em;
+    margin-block-end: 0.2em;
 }
 
 .isso-text h1,
@@ -228,7 +228,7 @@ h4.isso-thread-heading {
     position: relative;
     bottom: 1px;
     vertical-align: middle;
-    margin-left: 0;
+    margin-inline-end: 0;
 }
 
 .isso-notification-section {
@@ -257,7 +257,7 @@ h4.isso-thread-heading {
 }
 
 .isso-input-wrapper {
-    margin-right: 0.5em;
+    margin-inline-end: 0.5em;
 }
 
 .isso-input-wrapper input,
@@ -289,7 +289,8 @@ h4.isso-thread-heading {
     border: none;
     border-radius: 5px;
     background-color: var(--primary-color);
-    padding: 0.6em 1em;
+    padding-inline: 1em;
+    padding-block: 0.6em;
     color: var(--background-color);
     font-size: 0.8rem;
 }

static/isso.min.css

@@ -1 +1 @@
-.isso-avatar svg,.isso-preview,.isso-textarea{border:1px solid var(--divider-color);width:100%}#isso-thread *{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}#isso-thread{margin:0 auto;padding:0;width:100%;color:var(--text-color);font-size:.9em;font-family:var(--sans-serif-font)}h4.isso-thread-heading{padding-bottom:.2em;color:var(--text-color);font-size:1.2rem}.isso-feedlink,.isso-note{float:right}.isso-feedlink a{vertical-align:bottom;font-size:.8em}.isso-comment{margin:0 auto;max-width:68em}.isso-preview .isso-comment{margin:0;padding-top:0}.isso-comment:not(:first-of-type),.isso-follow-up .isso-comment{margin-bottom:.5em;border-top:1px solid var(--divider-color)}.isso-avatar{display:block;float:left;margin:.95em .95em 0}.isso-avatar svg{border-radius:3px;max-width:48px;height:100%;max-height:48px}.isso-text-wrapper{display:block;padding:.3em}.isso-follow-up{padding-left:calc(7% + 20px)}.isso-comment-header{font-size:.85em}.isso-comment-header a{text-decoration:none}.isso-comment-header .isso-spacer{padding:0 6px}.isso-note,.isso-parent,.isso-permalink,.isso-spacer{color:var(--meta-color);font-weight:400;text-shadow:none}.isso-note:hover,.isso-parent:hover,.isso-permalink:hover{color:var(--hover-color)}.isso-author{color:var(--text-color);font-weight:500}.isso-page-author-suffix{color:var(--text-color-high-contrast);font-weight:700}.isso-input-wrapper input,.isso-preview,.isso-textarea{background-color:var(--bg-2);color:var(--text-color);font-family:var(--sans-serif-font)}.isso-is-page-author>.isso-text-wrapper{background-color:var(--bg-1)}.isso-preview,.isso-textarea{padding:10px;font-size:.8em}.isso-comment-footer,.isso-comment-footer .isso-votes{color:var(--meta-color)}.isso-text p{margin-top:-.4em}.isso-text p:last-child{margin-bottom:.2em}.isso-text h1,.isso-text h2,.isso-text h3,.isso-text h4,.isso-text h5,.isso-text h6{font-weight:700;font-size:130%}.isso-comment-footer{clear:left;font-size:.8em}.isso-comment-footer a,.isso-feedlink{margin:.4em;padding:.1em;font-weight:700;text-decoration:none}.isso-downvote svg,.isso-upvote svg{position:relative;top:.2em}.isso-downvote:hover svg,.isso-upvote:hover svg{fill:var(--hover-color)}.isso-comment .isso-postbox{margin-top:.8em}.isso-comment.isso-no-votes>*>.isso-comment-footer .isso-votes,.isso-post-action input[name=edit],.isso-postbox.isso-preview-mode>.isso-form-wrapper .isso-textarea,.isso-postbox.isso-preview-mode>.isso-form-wrapper input[name=preview],.isso-preview{display:none}.isso-postbox{clear:right;margin:0 auto 2em}.isso-form-wrapper{display:flex;flex-direction:column}.isso-preview,.isso-textarea{margin-top:.2em;border-radius:5px}.isso-textarea{outline:0;width:100%;resize:none}.isso-form-wrapper input[type=checkbox]{position:relative;bottom:1px;vertical-align:middle;margin-left:0}.isso-notification-section{display:none;padding-top:.3em;padding-bottom:10px;font-size:.9em}.isso-auth-section{display:flex;flex-direction:row}.isso-input-wrapper,.isso-post-action{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;margin:0 auto;max-width:35%;font-size:.8em;font-family:var(--sans-serif-font);text-align:center}.isso-input-wrapper{margin-right:.5em}.isso-input-wrapper input,.isso-post-action input{margin-top:auto}.isso-input-wrapper label{display:inline-block;margin-top:auto;height:auto;line-height:1.4em}.isso-input-wrapper input{border:1px solid var(--divider-color);border-radius:5px;padding:.3em;width:100%;line-height:1.2em}.isso-post-action input{cursor:pointer;margin:.1em;border:none;border-radius:5px;background-color:var(--primary-color);padding:.6em 1em;color:var(--background-color);font-size:.8rem}.isso-post-action{display:block;align-self:flex-end;margin:0 auto}.isso-post-action>input:hover{opacity:.8}.isso-postbox.isso-preview-mode>.isso-form-wrapper .isso-preview{display:block}.isso-postbox.isso-preview-mode>.isso-form-wrapper input[name=edit]{display:inline}.isso-preview{background:repeating-linear-gradient(-45deg,var(--bg-0),var(--bg-0) 10px,var(--bg-2) 10px,var(--bg-2) 20px);background-color:var(--bg-0)}.isso-target{animation:5s ease-out isso-target-fade}@keyframes isso-target-fade{0%{background-color:var(--divider-color)}}@media screen and (max-width:600px){.isso-auth-section{flex-direction:column;text-align:center}.isso-input-wrapper{display:block;margin:0 0 .4em;max-width:100%}.isso-input-wrapper input{width:100%}.isso-post-action{margin:.4em auto;width:60%}}
+.isso-avatar svg,.isso-preview,.isso-textarea{border:1px solid var(--divider-color);width:100%}#isso-thread *{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}#isso-thread{margin:0 auto;padding:0;width:100%;color:var(--text-color);font-size:.9em;font-family:var(--sans-serif-font)}h4.isso-thread-heading{padding-bottom:.2em;color:var(--text-color);font-size:1.2rem}.isso-feedlink,.isso-note{float:right}.isso-feedlink a{vertical-align:bottom;font-size:.8em}.isso-comment{margin:0 auto;max-width:68em}.isso-preview .isso-comment{margin:0;padding-top:0}.isso-comment:not(:first-of-type),.isso-follow-up .isso-comment{margin-bottom:.5em;border-top:1px solid var(--divider-color)}.isso-avatar{display:block;float:left;margin:.95em .95em 0}.isso-avatar svg{border-radius:3px;max-width:48px;height:100%;max-height:48px}.isso-text-wrapper{display:block;padding:.3em}.isso-follow-up{padding-inline-start:calc(7% + 20px)}.isso-comment-header{font-size:.85em}.isso-comment-header a{text-decoration:none}.isso-comment-header .isso-spacer{padding:0 6px}.isso-note,.isso-parent,.isso-permalink,.isso-spacer{color:var(--meta-color);font-weight:400;text-shadow:none}.isso-note:hover,.isso-parent:hover,.isso-permalink:hover{color:var(--hover-color)}.isso-author{color:var(--text-color);font-weight:500}.isso-page-author-suffix{color:var(--text-color-high-contrast);font-weight:700}.isso-input-wrapper input,.isso-preview,.isso-textarea{background-color:var(--bg-2);color:var(--text-color);font-family:var(--sans-serif-font)}.isso-is-page-author>.isso-text-wrapper{background-color:var(--bg-1)}.isso-preview,.isso-textarea{padding:10px;font-size:.8em}.isso-comment-footer,.isso-comment-footer .isso-votes{color:var(--meta-color)}.isso-text p{margin-top:-.4em}.isso-text p:last-child{margin-bottom:.2em}.isso-text h1,.isso-text h2,.isso-text h3,.isso-text h4,.isso-text h5,.isso-text h6{font-weight:700;font-size:130%}.isso-comment-footer{clear:left;font-size:.8em}.isso-comment-footer a,.isso-feedlink{margin:.4em;padding:.1em;font-weight:700;text-decoration:none}.isso-downvote svg,.isso-upvote svg{position:relative;top:.2em}.isso-downvote:hover svg,.isso-upvote:hover svg{fill:var(--hover-color)}.isso-comment .isso-postbox{margin-top:.8em}.isso-comment.isso-no-votes>*>.isso-comment-footer .isso-votes,.isso-post-action input[name=edit],.isso-postbox.isso-preview-mode>.isso-form-wrapper .isso-textarea,.isso-postbox.isso-preview-mode>.isso-form-wrapper input[name=preview],.isso-preview{display:none}.isso-postbox{clear:right;margin:0 auto 2em}.isso-form-wrapper{display:flex;flex-direction:column}.isso-preview,.isso-textarea{margin-top:.2em;border-radius:5px}.isso-textarea{outline:0;width:100%;resize:none}.isso-form-wrapper input[type=checkbox]{position:relative;bottom:1px;vertical-align:middle;margin-inline-end:0}.isso-notification-section{display:none;padding-top:.3em;padding-bottom:10px;font-size:.9em}.isso-auth-section{display:flex;flex-direction:row}.isso-input-wrapper,.isso-post-action{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;margin:0 auto;max-width:35%;font-size:.8em;font-family:var(--sans-serif-font);text-align:center}.isso-input-wrapper{margin-inline-end:.5em}.isso-input-wrapper input,.isso-post-action input{margin-top:auto}.isso-input-wrapper label{display:inline-block;margin-top:auto;height:auto;line-height:1.4em}.isso-input-wrapper input{border:1px solid var(--divider-color);border-radius:5px;padding:.3em;width:100%;line-height:1.2em}.isso-post-action input{cursor:pointer;margin:.1em;border:none;border-radius:5px;background-color:var(--primary-color);padding:.6em 1em;color:var(--background-color);font-size:.8rem}.isso-post-action{display:block;align-self:flex-end;margin:0 auto}.isso-post-action>input:hover{opacity:.8}.isso-postbox.isso-preview-mode>.isso-form-wrapper .isso-preview{display:block}.isso-postbox.isso-preview-mode>.isso-form-wrapper input[name=edit]{display:inline}.isso-preview{background:repeating-linear-gradient(-45deg,var(--bg-0),var(--bg-0) 10px,var(--bg-2) 10px,var(--bg-2) 20px);background-color:var(--bg-0)}.isso-target{animation:5s ease-out isso-target-fade}@keyframes isso-target-fade{0%{background-color:var(--divider-color)}}@media screen and (max-width:600px){.isso-auth-section{flex-direction:column;text-align:center}.isso-input-wrapper{display:block;margin:0 0 .4em;max-width:100%}.isso-input-wrapper input{width:100%}.isso-post-action{margin:.4em auto;width:60%}}

templates/partials/theme_switcher.html

@@ -21,7 +21,7 @@
 
     <div
         title="{{ reset_str }}"
-        class="theme-resetter"
+        class="theme-resetter arrow"
         tabindex="0"
         role="button"
         aria-hidden="true"