Fix alignment of deploy board toggle; hide deploy boards on mobile

app/assets/stylesheets/pages/environments.scss

@@ -255,10 +255,19 @@
   }
 }
 
-.deploy-board-icon i {
+.deploy-board-icon {
+  display: none;
+
+  @media (min-width: $screen-md-min) {
+    float: left;
+    display: block;
+  }
+
+  i {
     cursor: pointer;
     color: $layout-link-gray;
     padding-right: 10px;
+  }
 }
 
 .deploy-board {
@@ -266,6 +275,10 @@
   background-color: $gray-light;
   min-height: 20px;
 
+  @media (max-width: $screen-sm-max) {
+    display: none;
+  }
+
   .fa-spinner {
     margin: 0 auto;
     width: 20px;