misc changes to header and login

    * Header optimizations for small screens
    * Style changes to login page.

Change-Id: Ia7a4fc0cab8e105348f8f8e36b3c61cdc938b2bb
Signed-off-by: Michael Davis <michael.s.davis@ibm.com>
diff --git a/src/scss/base/_forms.scss b/src/scss/base/_forms.scss
index 97c24eb..074ba14 100644
--- a/src/scss/base/_forms.scss
+++ b/src/scss/base/_forms.scss
@@ -19,15 +19,15 @@
 input[type='text'],
 textarea {
   border-radius: 0px;
-  border: 1px solid $lightbg__grey;
+  border: 1px solid $lightgrey;
   height: 3.1em;
-  transition: all 1s ease;
   margin: 0 0 1em 0;
-  background: $lightbg__grey;
-  box-shadow: 0px 0px 0px;
+  background: $white;
+  box-shadow: 0 0 0;
+  transition: none !important;
   &:focus {
     border-color: $lightbg__accent;
-    box-shadow: 0px 0px 0px;
+    border-bottom: 5px solid $lightbg__primary;
   }
   &:disabled, .disabled {
     background: $field__disabled;
@@ -35,7 +35,6 @@
   }
   &.input__error {
     border-color: $error-color;
-    background: rgba(230, 35, 37, 0.1);
   }
 }