Update initial select style

jet/static/jet/css/_forms.scss

@@ -76,6 +76,16 @@ textarea {
   vertical-align: top;
 }
 
+select {
+  color: $input-text-color;
+  background-color: $input-background-color;
+  border: 1px solid $input-border-color;
+  border-radius: 4px;
+  outline: 0;
+  height: 32px;
+  font-size: 13px;
+}
+
 .segmented-button {
   &, &:visited, &:hover {
     border: 0;