diff --git a/rich-html-editor/src/main/res/drawable/ic_subscript.xml b/rich-html-editor/src/main/res/drawable/ic_subscript.xml
index dc5211c..81a819a 100644
--- a/rich-html-editor/src/main/res/drawable/ic_subscript.xml
+++ b/rich-html-editor/src/main/res/drawable/ic_subscript.xml
@@ -1,5 +1,12 @@
-
-
-
-
+
+
+
+
diff --git a/rich-html-editor/src/main/res/drawable/ic_superscript.xml b/rich-html-editor/src/main/res/drawable/ic_superscript.xml
index 0715001..feffa65 100644
--- a/rich-html-editor/src/main/res/drawable/ic_superscript.xml
+++ b/rich-html-editor/src/main/res/drawable/ic_superscript.xml
@@ -1,5 +1,12 @@
-
-
-
-
+
+
+
+