diff --git a/layouts/partials/header.html b/layouts/partials/header.html
index d460784..d6ab2b1 100644
--- a/layouts/partials/header.html
+++ b/layouts/partials/header.html
@@ -36,7 +36,7 @@
       }
       .site-title {text-align: center; font-size: 1em;}
       h1 {font-size: 1.7em;}
-      hr {height: 1px; background-color: #aaa; border: none; max-width: calc(100% - 10px);}
+      hr {height: 1px; background-color: #aaa; border: none; width: 100%;}
       .posts-list .post-item {margin: 0;}
       .posts-list .date {margin-right: 0.5em;}
       a {color: royalblue;}
diff --git a/layouts/shortcodes/details.html b/layouts/shortcodes/details.html
index 1efe169..cef3853 100644
--- a/layouts/shortcodes/details.html
+++ b/layouts/shortcodes/details.html
@@ -1,21 +1,4 @@
-<details class="custom-details">
-    <summary class="custom-summary">{{ .Get 0 }}</summary>
+<details>
+    <summary>{{ .Get 0 }}</summary>
     {{ .Inner | .Page.RenderString }}
-</details>
-
-<style>
-    .custom-details {
-        border: 1px solid #aaa;
-        background: #f9f9f9;
-        border-left: 4px solid #777;
-        box-shadow: 2px 2px #ddd;
-        padding: 5px;
-        margin: 4px;
-    }
-
-    .custom-summary {
-        font-weight: bold;
-        padding: 0.5em;
-        cursor: pointer;
-    }
-</style> 
\ No newline at end of file
+</details>
\ No newline at end of file
diff --git a/layouts/shortcodes/toc.html b/layouts/shortcodes/toc.html
index 61edc80..b1b356c 100644
--- a/layouts/shortcodes/toc.html
+++ b/layouts/shortcodes/toc.html
@@ -1,6 +1,5 @@
-<details class= "toc" style="border: 1px solid #aaa; background: #f9f9f9; border-left: 4px solid #777;box-shadow: 2px 2px #ddd;
-  padding: 5px; margin: 4px;">
-    <summary style="font-weight: bold; padding: 0.5em; cursor: pointer;">
+<details class="toc">
+    <summary>
         Table of Contents
     </summary>
     {{ .Page.TableOfContents }}
diff --git a/static/css/style.css b/static/css/style.css
index c56ec22..7d41844 100644
--- a/static/css/style.css
+++ b/static/css/style.css
@@ -37,8 +37,8 @@ h1, h2, h3, h4, h5, h6 { text-wrap: balance; }
 .menu li { display: inline-block; }
 .menu a { text-decoration: none; }
 
-/* Boxed elements */
-.article-meta, .menu a, blockquote, table, button.menu, pre {
+/* Boxed elements for navigation */
+.menu a, button.menu {
   background: var(--block-bg);
   border: 1px solid var(--border-color);
   box-shadow: 2px 2px var(--shadow-color);
@@ -46,6 +46,31 @@ h1, h2, h3, h4, h5, h6 { text-wrap: balance; }
   margin: 4px;
 }
 
+/* Full-width boxed elements */
+.article-meta, blockquote, pre, details {
+  background: var(--block-bg);
+  border: 1px solid var(--border-color);
+  box-shadow: 2px 2px var(--shadow-color);
+  padding: 5px;
+  margin: 0;
+  width: 100%;
+  box-sizing: border-box;
+}
+
+/* Details element specific styling */
+details {
+  margin-bottom: 1em;
+  border-left: 4px solid var(--accent-color);
+}
+details summary {
+  cursor: pointer;
+  font-weight: bold;
+  padding: 0.5em;
+}
+details > *:not(summary) {
+  padding: 0.5em;
+}
+
 pre {
   padding: 1em;
   overflow-x: auto;
@@ -57,7 +82,7 @@ hr {
   height: 1px;
   background-color: var(--border-color);
   border: none;
-  max-width: calc(100% - 10px);
+  width: 100%;
 }
 
 /* Links */
@@ -93,9 +118,10 @@ img, figure, iframe, video, .responsive-image {
 main { hyphens: auto; }
 blockquote {
   border-left: 4px solid var(--accent-color);
-  padding: 3px 1em;
+  padding: 5px 1em;
   font-size: var(--font-size-small);
   line-height: var(--line-height-small);
+  box-sizing: border-box;
 }
 
 /* Buttons */
@@ -164,12 +190,13 @@ figure figcaption, .imgCaption {
 
 /* Tables */
 table {
-  margin: auto;
+  margin: 0;
   border-left: 4px solid var(--accent-color);
   background: var(--bg-color);
-  max-width: calc(100% - 10px);
+  width: 100%;
   border-collapse: collapse;
   font-size: var(--font-size-small);
+  box-sizing: border-box;
 }
 table thead th {
   border-bottom: 1px solid var(--accent-color);
@@ -187,7 +214,9 @@ thead, tfoot, tr:nth-child(even) { background: #eee; }
   background-color: #fff8f8;
   color: #822;
   padding: 10px;
-  margin: 10px 0;
+  margin: 0;
+  width: 100%;
+  box-sizing: border-box;
   border-radius: 3px;
   font-size: var(--font-size-small);
 }
@@ -198,8 +227,6 @@ thead, tfoot, tr:nth-child(even) { background: #eee; }
     white-space: nowrap;
     overflow-x: auto;
     font-size: var(--font-size-small);
-    content-visibility: auto;
-    contain-intrinsic-size: 0 500px; /* Estimate of list size */
   }
 }