adding header css in the header html

src/app/header/header.component.html

 <div fxFlex>
+    <!--<header id="masthead-black-bar" class="clearfix masthead-black-bar">
+    </header>-->
 
     <!-- Tell the VF 1.4 not to display a data protection banner. -->
     <!-- You should use the 2.0 data protection banner from the contentHub. -->
@@ -7,6 +9,13 @@
     <header id="masthead-black-bar" class="clearfix masthead-black-bar | ebi-header-footer vf-content vf-u-fullbleed">
     </header>
 
+    <link rel="stylesheet" href="//ebi.emblstatic.net/web_guidelines/EBI-Icon-fonts/v1.3/fonts.css" type="text/css"
+        media="all" />
+    <script defer="defer" src="//ebi.emblstatic.net/web_guidelines/EBI-Framework/v1.4/js/script.js"></script>
+    <link rel="stylesheet"
+        href="https://assets.emblstatic.net/vf/v2.4.12/assets/ebi-header-footer/ebi-header-footer.css" type="text/css"
+        media="all" />
+
     <mat-toolbar color="primary" class="toolbar">
 
         <mat-toolbar-row>