diff --git a/script/switchLightDarkMode.js b/script/switchLightDarkMode.js
index 8d194ae..91b4977 100644
--- a/script/switchLightDarkMode.js
+++ b/script/switchLightDarkMode.js
@@ -19,16 +19,17 @@ const themeModes = ['light', 'dark', 'auto',]
var switchSpan = document.createElement('span')
switchSpan.id = 'switchLightDarkModeDivBeforeArticle'
+switchSpan.classList.add('controlSpan')
switchSpan.style.position = 'fixed'
switchSpan.style.right = switchLightDarkModeOptions.right.toString() + 'px'
switchSpan.style.top = switchLightDarkModeOptions.top.toString() + 'px'
-const lightModeIconXml = ''
-const darkModeIconXml = ''
-const autoModeIconXml = ''
-const zoomInIconXml = ''
-const zoomOutIconXml = ''
-const zoomDefaultIconXml = ''
+const lightModeIconXml = ''
+const darkModeIconXml = ''
+const autoModeIconXml = ''
+const zoomInIconXml = ''
+const zoomOutIconXml = ''
+const zoomDefaultIconXml = ''
const ottoIconXml = `