diff --git a/src/contentScripts/index.ts b/src/contentScripts/index.ts
index 8ebacd85..c17546dc 100644
--- a/src/contentScripts/index.ts
+++ b/src/contentScripts/index.ts
@@ -212,34 +212,41 @@ function injectApp() {
   app.mount(root)
 }
 
-function injectStyleToShadowDOM(shadowRoot: ShadowRoot) {
-  if (!shadowRoot.querySelector('style[data-bewly-style]')) {
-    const styleEl = document.createElement('style')
-    styleEl.setAttribute('data-bewly-style', 'true')
-    // Reset the theme color to ensure the theme color is updated
-    styleEl.textContent = `
-    @import url(${browser.runtime.getURL('dist/contentScripts/style.css')});
-    * {--bew-theme-color: ${settings.value.themeColor};}`
-    shadowRoot.appendChild(styleEl)
-  }
-}
-
-function injectStylesRecursively(root: Document | ShadowRoot) {
-  if (root instanceof ShadowRoot) {
-    injectStyleToShadowDOM(root)
-  }
-
-  root.querySelectorAll('*').forEach((element) => {
-    if (element.shadowRoot) {
-      injectStylesRecursively(element.shadowRoot)
-    }
-  })
-}
-
 function startShadowDOMStyleInjection() {
   if (isSupportedPages()) {
     setInterval(() => {
       injectStylesRecursively(document)
     }, 1000)
   }
+
+  function injectStylesRecursively(root: Document | ShadowRoot) {
+    if (root instanceof ShadowRoot) {
+      injectStyleToShadowDOM(root)
+    }
+
+    root.querySelectorAll('*').forEach((element) => {
+      if (element.shadowRoot) {
+        injectStylesRecursively(element.shadowRoot)
+      }
+    })
+  }
+
+  function injectStyleToShadowDOM(shadowRoot: ShadowRoot) {
+    if (!shadowRoot.querySelector('style[data-bewly-style]')) {
+      const styleEl = document.createElement('style')
+      styleEl.setAttribute('data-bewly-style', 'true')
+      styleEl.textContent = `
+      @import url(${browser.runtime.getURL('dist/contentScripts/style.css')});
+      `
+      if (settings.value.adaptToOtherPageStyles) {
+        // Reset the theme color to ensure the theme color is updated
+        styleEl.textContent += `
+          * {
+            --bew-theme-color: ${settings.value.themeColor};
+          }
+        `
+      }
+      shadowRoot.appendChild(styleEl)
+    }
+  }
 }