fix: sitemap style

Author: ArnaudLigny

resources/layouts/_default/sitemap.xsl.twig

@@ -15,13 +15,16 @@
           body {
             margin: 1rem auto;
             padding: 1rem;
-            max-width: 40rem;
+            max-width: 64rem;
             background-color: #EFF0F4;
             color: #586069;
             font-family: Helvetica, Arial, sans-serif;
             font-size: 1rem;
             line-height: 1.5rem;
           }
+          h1 {
+            line-height: normal;
+          }
           input {
             min-width: 100%;
             margin-left: .2rem;