Add padding to the toolbar

Author: xnkevinnguyen

src/view/styles/ToolBar.css

@@ -9,12 +9,19 @@
   margin-bottom: 50px;
 }
 
-.toolbar,
+.toolbar{
+  box-shadow: 0px 0px 20px rgba(0, 0, 0, 30%);
+  border-color: var(--vscode-highContrastButtonBorderOverride-color);
+  border-width: 1px;
+  border-style: solid;
+}
 .toolbar-icon {
   box-shadow: 0px 0px 20px rgba(0, 0, 0, 30%);
   border-color: var(--vscode-highContrastButtonBorderOverride-color);
   border-width: 1px;
   border-style: solid;
+  padding-right: 8px;
+  padding-left: 8px;
 }
 
 .tag,