Show which feature is force disabled in the options page

Bug: twpowertools:64
Change-Id: I11ce740d5036ccff832f39d2a0f10290b0b063aa
diff --git a/src/static/options/options.css b/src/static/options/options.css
index a3cd7ab..ce79b81 100644
--- a/src/static/options/options.css
+++ b/src/static/options/options.css
@@ -24,15 +24,20 @@
   cursor: pointer;
 }
 
-.option, .kill-switch-text {
+.option, #kill-switch-warning {
   margin: 4px 0;
   line-height: 1.8em;
 }
 
-.kill-switch-text {
+#kill-switch-warning, .kill-switch-label {
   color: red;
 }
 
+.kill-switch-label {
+  margin: 0 0 8px 0;
+  line-height: 1em;
+}
+
 .help {
   cursor: help;
   border-bottom: dashed 1px gray;