1 files changed, 20 insertions, 0 deletions
diff --git a/clang/lib/Rewrite/HTMLRewrite.cpp b/clang/lib/Rewrite/HTMLRewrite.cpp
index 9d0ed2b46ab..3a086537b4a 100644
--- a/clang/lib/Rewrite/HTMLRewrite.cpp
+++ b/clang/lib/Rewrite/HTMLRewrite.cpp
@@ -387,6 +387,26 @@ td.rowname {
   color:#444444;
   padding-right:2ex;
 }
+
+/* Hidden text. */
+input.spoilerhider + label {
+  cursor: pointer;
+  text-decoration: underline;
+  display: block;
+}
+input.spoilerhider {
+ display: none;
+}
+input.spoilerhider ~ .spoiler {
+  overflow: hidden;
+  margin: 10px auto 0;
+  height: 0;
+  opacity: 0;
+}
+input.spoilerhider:checked + label + .spoiler{
+  height: auto;
+  opacity: 1;
+}
 </style>
 </head>
 <body>)<<<";