diff --git a/tool/block_cloudflare_mitm_fx/src/setwhitelist.html b/tool/block_cloudflare_mitm_fx/src/setwhitelist.html
index 5c71bad55..7ca7e2944 100644
--- a/tool/block_cloudflare_mitm_fx/src/setwhitelist.html
+++ b/tool/block_cloudflare_mitm_fx/src/setwhitelist.html
@@ -1,26 +1,35 @@
-<html><head><meta charset="utf-8"><link rel="stylesheet" href="style.css"></head><body><form>
-[Whitelist]<br>
-1. Add FQDN or .FQDN you want to ignore. Click "Save".<br>
-2. Open new tab and visit whitelisted website.<br>
-<small>(<i><b>.</b>mozilla.org</i> will allow <i>mozilla.org</i> and <i>*.mozilla.org</i>)</small><br>
-<textarea cols="50" rows="12" id="myset_cfwhite" wrap="off"></textarea><br>
-<label><input type="checkbox" id="myset_xautoclean"> Auto-remove whitelisted domain if it is no longer use MITM services</label><br><small>(Add-on will notify you)</small><br>
-<br>
-[Advanced]<br>
-<label><input type="checkbox" id="myset_xign3p"> Ignore 3rd party resource (not recommend)</label><br>
-<label><input type="checkbox" id="myset_xwhitemark"> Change whitelisted website's title, favicon, and website border</label><br>
-<label><input type="checkbox" checked disabled> I don't like Man-in-the-middle attack.</label><br><!-- justajokedonttakethisseriouslyLOL //-->
-<br>
-Also detect:<br>
-<label><input type="checkbox" id="myset_xincapsula"> Incapsula MiTM</label><br>
-<label><input type="checkbox" id="myset_xgshield"> Google's Project Shield MiTM</label><br>
-<label><input type="checkbox" id="myset_xsucuri"> Sucuri MiTM</label><br>
-<br>
-When MiTM attempt is detected:<br>
-<label><input type="radio" name="acttype" id="myset_xsimplewarn_0" value="0"> Show security warning page</label><br>
-<label><input type="radio" name="acttype" id="myset_xsimplewarn_1" value="1"> Just change title, favicon, and website border</label><br>
-<label><input type="radio" name="acttype" id="myset_xsimplewarn_2" value="2"> Cancel request immediately</label><br>
-<br>
-<input type="submit" value="  Save  ">
-</form><script src="setwhitelist.js"></script>
-</body></html>
+<html>
+   <head>
+      <meta charset="utf-8">
+      <link rel="stylesheet" href="style.css">
+   </head>
+   <body>
+      <form>
+         [Whitelist]<br>
+         1. Add FQDN or .FQDN you want to ignore. Click "Save".<br>
+         2. Open new tab and visit whitelisted website.<br>
+         <small>(<i><b>.</b>mozilla.org</i> will allow <i>mozilla.org</i> and <i>*.mozilla.org</i>)</small><br>
+         <textarea cols="50" rows="12" id="myset_cfwhite" wrap="off"></textarea>
+         <br>
+         <label><input type="checkbox" id="myset_xautoclean"> Auto-remove whitelisted domain if it is no longer use MITM services</label><br><small>(Add-on will notify you)</small><br>
+         <br>
+         [Advanced]<br>
+         <label><input type="checkbox" id="myset_xign3p"> Ignore 3rd party resource (not recommend)</label><br>
+         <label><input type="checkbox" id="myset_xwhitemark"> Change whitelisted website's title, favicon, and website border</label><br>
+         <label><input type="checkbox" checked disabled> I don't like Man-in-the-middle attack.</label><br><!-- justajokedonttakethisseriouslyLOL //-->
+         <br>
+         Also detect:<br>
+         <label><input type="checkbox" id="myset_xincapsula"> Incapsula MiTM</label><br>
+         <label><input type="checkbox" id="myset_xgshield"> Google's Project Shield MiTM</label><br>
+         <label><input type="checkbox" id="myset_xsucuri"> Sucuri MiTM</label><br>
+         <br>
+         When MiTM attempt is detected:<br>
+         <label><input type="radio" name="acttype" id="myset_xsimplewarn_0" value="0"> Show security warning page</label><br>
+         <label><input type="radio" name="acttype" id="myset_xsimplewarn_1" value="1"> Just change title, favicon, and website border</label><br>
+         <label><input type="radio" name="acttype" id="myset_xsimplewarn_2" value="2"> Cancel request immediately</label><br>
+         <br>
+         <input type="submit" value="  Save  ">
+      </form>
+      <script src="setwhitelist.js"></script>
+   </body>
+</html>
\ No newline at end of file
