diff --git a/src/UI/UIWindowThemeDialog.js b/src/UI/UIWindowThemeDialog.js
index 72e5a843b..4ceed5f8c 100644
--- a/src/UI/UIWindowThemeDialog.js
+++ b/src/UI/UIWindowThemeDialog.js
@@ -99,10 +99,8 @@ const UIWindowThemeDialog = async function UIWindowThemeDialog () {
 
     const slider_ch = (e) => {
         state[e.meta.name] = e.target.value;
-        if (e.meta.name === 'lig' && e.target.value < 50) {
-            state.light_text = true;
-        } else {
-            state.light_text = false;      
+        if (e.meta.name === 'lig') {
+            state.light_text = e.target.value < 70 ? true : false;
         }
         svc_theme.apply(state);
         console.log(state);
diff --git a/src/css/style.css b/src/css/style.css
index 8d0b29766..a09816a68 100644
--- a/src/css/style.css
+++ b/src/css/style.css
@@ -895,7 +895,6 @@ span.header-sort-icon img {
     white-space: nowrap;
     overflow: hidden;
     color: var(--window-head-color);
-    opacity: .8;
 }
 
 .window-active .window-head-title {