Update form fields to match style guide

Updates inputs, select, form field background
color, validation text size, and field focus state.

New styles have a darker form field background color.
Form fields on dark backgrounds will remain white.

Signed-off-by: Dixsie Wolmers <dixsie@ibm.com>
Change-Id: Ifa14a57f764335b196b129e6614d7a1f1c27d7ad
diff --git a/src/views/Control/ServerPowerOperations/BootSettings.vue b/src/views/Control/ServerPowerOperations/BootSettings.vue
index 8f54cbb..c56bcf5 100644
--- a/src/views/Control/ServerPowerOperations/BootSettings.vue
+++ b/src/views/Control/ServerPowerOperations/BootSettings.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="boot-settings p-3">
+  <div class="form-background p-3">
     <b-form novalidate @submit.prevent="handleSubmit">
       <b-form-group
         :label="
@@ -145,9 +145,3 @@
   }
 };
 </script>
-
-<style lang="scss" scoped>
-.boot-settings {
-  background-color: gray('200');
-}
-</style>