Recover glitch-soc specific styles that were removed by accident

app/javascript/flavours/glitch/styles/admin.scss

@@ -274,6 +274,22 @@
   }
 }
 
+.flavour-screen {
+  display: block;
+  margin: 10px auto;
+  max-width: 100%;
+}
+
+.flavour-description {
+  display: block;
+  font-size: 16px;
+  margin: 10px 0;
+
+  & > p {
+    margin: 10px 0;
+  }
+}
+
 .report-accounts {
   display: flex;
   flex-wrap: wrap;