docs: fix scroll-padding-top for XML (#886)

fixes/streamlines XML docs behavior when loading an anchor.

example: https://cyclonedx.org/docs/1.7/xml/#Glossary

Author: jkowalleck

docgen/xml/xs3p.xsl

@@ -715,6 +715,10 @@
    <xsl:template name="DocumentCSSStyles">
       <xsl:text disable-output-escaping="yes">
 /* XS3P specific CSS */
+html {
+    scroll-padding-top: 110px;
+}
+
 body {
   font: 16px/1.5em "Helvetica Neue",Helvetica,Arial,sans-serif;
   color: #222;
@@ -808,19 +812,11 @@ code {
 a {
     color: #2157c4;
 }
-a.name {
-    padding-top: 110px;
-}
 
 h3.xs3p-subsection-heading {
     margin-bottom: 30px;
 }
 
-section, #top {
-    margin-top: -110px;
-    padding-top: 110px;
-}
-
 pre {
     padding: 5px;
 }