Added datadog css

Author: goruha

src/css/custom.css

@@ -76,14 +76,6 @@ body {
   background-color: #00fff61d;
 }
 
-html[data-theme="light"] .datadog-logo {
-  content: url('https://cloudposse.com/images/partners/datadog-purple.svg');
-}
-
-html[data-theme="dark"] .datadog-logo {
-  content: url('https://cloudposse.com/images/partners/datadog-white.svg');
-}
-
 .button--lg {
   margin-top: 1em;
   margin-bottom: 2em;

src/css/sponsorship.css

@@ -0,0 +1,9 @@
+
+
+[data-theme="light"] img.datadog-logo {
+  content: url('https://cloudposse.com/images/partners/datadog-purple.svg');
+}
+
+[data-theme="dark"] img.datadog-logo {
+  content: url('https://cloudposse.com/images/partners/datadog-white.svg');
+}