FIX: mobile topic-timer adjustments

app/assets/javascripts/select-kit/templates/components/future-date-input-selector/future-date-input-selector-header.hbs

@@ -20,4 +20,4 @@
   </button>
 {{/if}}
 
-{{d-icon caretIcon class="caret-icon"}}
+{{d-icon caretIcon class="caret-icon fa-fw"}}

app/assets/stylesheets/common/base/edit-topic-status-update-modal.scss

@@ -55,3 +55,31 @@
     }
   }
 }
+
+// mobile styles
+.mobile-view .edit-topic-timer-modal {
+  .control-group {
+    display: flex;
+    align-items: center;
+
+    > .d-icon {
+      margin-right: 5px;
+    }
+  }
+
+  .select-kit.combo-box {
+    flex: 1;
+  }
+
+  .future-date-input-selector-header .btn-clear {
+      display: none;
+  }
+
+  .modal-body {
+    overflow: visible !important; /* inline styles from JS */
+  }
+
+  .pika-single {
+    position: absolute !important; /* inline styles from JS */
+  }
+}