fix tool panel bg

https://github.com/Sanster/lama-cleaner/issues/39

lama_cleaner/app/src/components/Editor/Editor.scss

@@ -64,6 +64,7 @@
   align-items: center;
   justify-content: center;
   backdrop-filter: blur(12px);
+  background-color: var(--page-bg-light);
   animation: slideUp 0.2s ease-out;
   border: 1px solid rgb(100, 100, 120, 0.4);
 
@@ -170,7 +171,6 @@
     user-select: none;
     padding: 0.2rem 0.8rem;
 
-
     &:first-of-type {
       border-top-right-radius: 0.5rem;
       border-top-left-radius: 0.5rem;

lama_cleaner/app/src/styles/_Colors.scss

@@ -3,6 +3,7 @@
 
   // Theme
   --page-bg: rgb(255, 255, 255);
+  --page-bg-light: rgb(255, 255, 255, 0.5);
   --page-text-color: #040404;
   --yellow-accent: #ffcc00;
   --link-color: rgb(0, 0, 0);

lama_cleaner/app/src/styles/_ColorsDark.scss

@@ -3,6 +3,7 @@
 
   // Theme
   --page-bg: #040404;
+  --page-bg-light: #04040488;
   --page-text-color: #f9f9f9;
   --yellow-accent: #ffcc00;
   --link-color: var(--yellow-accent);