Select option background added to fix Dark theme

front_end/ui/inspectorCommon.css

Index: front_end/ui/inspectorCommon.css
diff --git a/front_end/ui/inspectorCommon.css b/front_end/ui/inspectorCommon.css
index 071f19308711de5484c8f32d7a4a16c087dc639a..ec29259d84bdfce44ea17ffdaa71da4df774adbb 100644
--- a/front_end/ui/inspectorCommon.css
+++ b/front_end/ui/inspectorCommon.css
@@ -233,6 +233,12 @@ input[type="text"]:focus {
     min-height: 24px;
 }
 
+.chrome-select optgroup,
+.chrome-select option {
+    background-color: #EEEEEE;
+    color: #222;
+}
+
 .chrome-select:enabled:hover {
     background-image: -webkit-image-set(url(Images/chromeSelect.png) 1x, url(Images/chromeSelect_2x.png) 2x), linear-gradient(#f0f0f0, #f0f0f0 38%, #e0e0e0);
     border-color: rgba(0, 0, 0, 0.3);