Highlight cliked anchor on the page.

assets/scss/style.scss

@@ -21,6 +21,11 @@ h1, h2, h3, h4, h5, h6 {
   font-weight: normal;
   text-align: center;
 
+  &:target {
+    background-color: lighten(yellow, 30%);
+    border-radius: 1rem;
+  }
+
   a {
     border-bottom: none;
 
@@ -229,6 +234,10 @@ figure {
         text-align: center;
     }
 
+    &.fullwide img {
+        max-width: 100%;
+    }
+
     &.tiny img {
         max-height: 15rem;
     }