[CSS] Note actions extra line height removed, margin-bottom used instead

[CSS] Anchors use underline again on hover

public/assets/default_theme/css/base.css

@@ -167,6 +167,11 @@ li {
     padding: 0;
 }
 
+a:focus,
+a:hover {
+    text-decoration: underline;
+}
+
 *:focus-visible {
     -webkit-box-shadow: var(--shadow-inset-accent);
     -moz-box-shadow: var(--shadow-inset-accent);

public/assets/default_theme/css/pages/feeds.css

@@ -230,14 +230,18 @@ embed header {
     position: absolute;
     flex-direction: column;
     padding: var(--smaller);
+    border: 2px solid var(--border);
     border-radius: var(--smaller);
     background: var(--background-card);
     box-shadow: var(--shadow);
     font-size: var(--default);
-    line-height: 1.5;
     width: max-content;
 }
 
+.note-actions-extra-details[open] > summary + * > li:not(:last-of-type) {
+    margin-bottom: var(--smaller);
+}
+
 .note-actions-set {
     opacity: 1 !important;
 }