update and refactor

widget/modules/SysTray/SysTray.scss

@@ -7,8 +7,9 @@
         all: unset;
         padding: 5px 7px;
         border-radius: 25px;
-        border: 1pt solid black;
+        border: 3pt solid black;
         transition: 300ms;
+        background-color: rgb(70, 70, 70);
         &:hover {
             background-color: gray;
         }