Fix IE11 icon alignment on header and system overview

Made height and width changes to icons on app header
and system overview to properly align icons in IE11.
Removes additional space in system overview quick
links.

Tested in Chrome, IE11, Safari, Edge.

Signed-off-by: Dixsie Wolmers <dixsiew@gmail.com>
Change-Id: I7ae24df3fe73ea3502565ed3ee2ccabb2506e098
diff --git a/app/common/styles/layout/header.scss b/app/common/styles/layout/header.scss
index 5a7a9d1..c034c82 100644
--- a/app/common/styles/layout/header.scss
+++ b/app/common/styles/layout/header.scss
@@ -146,7 +146,7 @@
     opacity: 1;
 
     .icon svg {
-      width: 1rem;
+      height: 1rem;
     }
 
     .status-icon {
@@ -173,10 +173,8 @@
 
       .icon {
         @include fastTransition-all;
-        margin: 0.2em 0 0 0;
-
         svg {
-          width: 2.6rem;
+          width: 1.25rem;
           height: auto;
         }
       }
@@ -214,8 +212,7 @@
       margin-right: auto;
 
       svg {
-        width: 1.6rem;
-        height: auto;
+        height: 1.5rem;
         fill: $primary-accent;
       }
     }