css fixes

Author: pikinier20

scaladoc/resources/dotty_res/styles/theme/layout/content.css

@@ -165,6 +165,10 @@
   border-bottom: 1px solid var(--text-secondary);
 }
 
+#content .cover-header a, #content .cover-header a:hover {
+  border-bottom: none;
+}
+
 #content :not(pre) > code {
   color: var(--code-props-content);
   font-family: "FiraCode-Regular";
@@ -305,7 +309,7 @@
 
 .cover-header .micon {
   position: relative;
-  z-index: 10;
+  z-index: 1;
 }
 
 .cover-header .micon.companion {

scaladoc/src/dotty/tools/scaladoc/renderers/MemberRenderer.scala

@@ -387,9 +387,13 @@ class MemberRenderer(signatureRenderer: SignatureRenderer)(using DocContext) ext
 
       def selfTypeList(list: List[LinkToType]): Seq[AppliedTag] =
         if list.isEmpty then Nil
-        else Seq(div(cls := "mono-small-inline") { list.map { link =>
-          div(link.signature.map(renderElement(_)))
-        }})
+        else Seq(
+          div(cls := "mono-small-inline supertypes")(
+            span(),
+            list.map { link =>
+              div(link.signature.map(renderElement(_)))
+            }
+        ))
 
       val supertypes = signatureList(m.parents, "supertypes", m.parents.length > 5)
       val subtypes = signatureList(m.knownChildren, "subtypes", m.knownChildren.length > 5)