feat: improve live preview dimension label styles

Author: devvaannsh

src/extensionsIntegrated/Phoenix-live-preview/live-preview.css

@@ -155,20 +155,20 @@
     transform: translateX(-50%);
     z-index: 10;
     display: none;
-    padding: 4px 12px;
-    border-radius: 4px;
-    background: rgba(0, 0, 0, 0.82);
-    border: 1px solid rgba(255, 255, 255, 0.15);
-    backdrop-filter: blur(8px);
-    -webkit-backdrop-filter: blur(8px);
+    padding: 6px 16px;
+    border-radius: 6px;
+    background: rgba(0, 0, 0, 0.88);
+    border: 1px solid rgba(255, 255, 255, 0.18);
+    backdrop-filter: blur(12px);
+    -webkit-backdrop-filter: blur(12px);
     color: #fff;
-    font-size: 13px;
+    font-size: 15px;
     font-weight: 600;
     font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
     white-space: nowrap;
     pointer-events: none;
-    letter-spacing: 0.4px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
+    letter-spacing: 0.5px;
+    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.06);
 }
 
 .plugin-toolbar {