TMS-1164: Modal button fixes

Author: eebbi

assets/styles/ui-components/_modal.scss

@@ -2,18 +2,24 @@
     .modal-close-button {
         background-color: $white !important;
         color: $black !important;
+
         .icon {
             fill: $black !important;
         }
-        &:focus {
+
+        &:focus,
+        &:active {
             outline: 0.15rem dotted $white !important;
             outline-offset: 0.25rem !important;
+            background-color: $white !important;
             color: $black !important; // sass-lint:disable-line no-important
+
             .icon {
                 fill: $black !important; // sass-lint:disable-line no-important
             }
         }
-        &:hover{
+
+        &:hover {
             background-color: $white !important;
             color: $black !important;
             outline: 0;