Update brand colors (#147)

Author: Janaka-Steph

_static/main.css

@@ -89,7 +89,7 @@
   font-weight: 700;
   line-height: 24px;
   border-radius: 6px;
-  background: linear-gradient(90deg, #F58E8E 0%, #F1B370 100%);
+  background: linear-gradient(97.33deg, #7F96FF -3.51%, #F58E8E 109.45%);
   padding: 10px 24px;
 }
 
@@ -136,19 +136,19 @@
 
 .modal-content a {
   text-decoration: none;
-  color: #F58E8E;
+  color: #7F96FF;
 }
 
 .modal-content a:hover {
   text-decoration: none;
-  color: #F1B370;
+  color: #F58E8E;
 }
 
 
 /* Announcement Banner */
 
 .bd-header-announcement__content a {
-  background-color: #f58e8e;
+  background-color: #7F96FF;
   color: white;
   font-weight: bold;
   width: 100%;