Merge branch 'css/external_links' into 'master'

Fix external links

See merge request !2

docs/assets/css/extra.css

@@ -101,11 +101,11 @@ a.md-footer-social__link.fa.fa-globe {
     !background: none;
 }
 
-a[href*="//"]:not( [href*='127.0.0.1'] ):not( [href*='docs.it4i.cz'] ):not( [href*='gitlab.it4i.cz'] ):not( [href*='code.it4i.cz'] ):not( [href*='https://www.it4i.cz'] ):not( [href*='https://support.it4i.cz'] )  {
-    /*CSS for external links */
-    background: transparent url("/img/external.png") no-repeat right 0px top 1px;
+a[href*="//"]:not( [href*='127.0.0.1'] ):not( [href*='docs.it4i.cz'] ):not( [href*='gitlab.it4i.cz'] ):not( [href*='code.it4i.cz'] ):not( [href*='https://www.it4i.cz'] ):not( [href*='https://support.it4i.cz'] ):not( [href*='docs.e-infra.cz'] ) {
+    background: transparent no-repeat right 0px top 1px;
     background-size: 12px;
-    padding: 1px 16px 1px 0px;
+    padding: 0px 16px 1px 0px;
+    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'%3E%3C!--! Font Awesome Pro 6.1.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license (Commercial License) Copyright 2022 Fonticons, Inc. --%3E%3Cpath d='M384 320c-17.67 0-32 14.33-32 32v96H64V160h96c17.67 0 32-14.32 32-32s-14.33-32-32-32L64 96c-35.35 0-64 28.65-64 64V448c0 35.34 28.65 64 64 64h288c35.35 0 64-28.66 64-64v-96C416 334.3 401.7 320 384 320zM488 0H352c-12.94 0-24.62 7.797-29.56 19.75c-4.969 11.97-2.219 25.72 6.938 34.88L370.8 96L169.4 297.4c-12.5 12.5-12.5 32.75 0 45.25C175.6 348.9 183.8 352 192 352s16.38-3.125 22.62-9.375L416 141.3l41.38 41.38c9.156 9.141 22.88 11.84 34.88 6.938C504.2 184.6 512 172.9 512 160V24C512 10.74 501.3 0 488 0z'/%3E%3C/svg%3E");
 }
 
 
@@ -379,4 +379,4 @@ html .md-nav__it4i_link[for=toc],html .md-nav__it4i_link[for=toc]+.md-nav__it4i_
 .md-typeset .grid.cards > :is(ul, ol) > li > :last-child,
 .md-typeset .grid > .card > :last-child {
   margin-bottom: 0;
-}
\ No newline at end of file
+}