Change style of Hide Screen and Stop Using buttons since they were using the same color.

Remove outline for info-button style.

res/web_modules/nine-bootstrap/nine-bootstrap.scss

@@ -441,6 +441,7 @@ dl {
 }
 
 .btn-info {
+  border-color: transparent !important;
   &:hover, &.active {
     background: transparent;
     color: $info;