add a response on icon hover and other style fixes

src/components/emby-button/emby-button.css

@@ -27,7 +27,6 @@
     /* Disable webkit tap highlighting */
     -webkit-tap-highlight-color: rgba(0,0,0,0);
     text-decoration: none;
-
     /* Not crazy about this but it normalizes heights between anchors and buttons */
     line-height: 1.35;
 }
@@ -40,9 +39,9 @@
     background: transparent;
 }
 
-    .button-flat:hover {
-        opacity: .5;
-    }
+.button-flat:hover {
+    opacity: .5;
+}
 
 .button-link {
     background: transparent;
@@ -65,10 +64,10 @@
     transform-origin: center center;
 }
 
-    .emby-button-focusscale:focus {
-        transform: scale(1.16);
-        z-index: 1;
-    }
+.emby-button-focusscale:focus {
+    transform: scale(1.16);
+    z-index: 1;
+}
 
 .emby-button > i {
     /* For non-fab buttons that have icons */
@@ -170,10 +169,10 @@
     transform-origin: center center;
 }
 
-    .icon-button-focusscale:focus {
-        transform: scale(1.3);
-        z-index: 1;
-    }
+.icon-button-focusscale:focus {
+    transform: scale(1.3);
+    z-index: 1;
+}
 
 .btnFilterWithBubble {
     position: relative;