diff --git a/app/assets/stylesheets/zammad.scss b/app/assets/stylesheets/zammad.scss
index 67796f597..6ec75f7a7 100644
--- a/app/assets/stylesheets/zammad.scss
+++ b/app/assets/stylesheets/zammad.scss
@@ -422,7 +422,7 @@ pre code.hljs {
   &--small {
     padding-top: 5px;
     padding-bottom: 4px;
-    
+
     &.btn--quad {
       padding: 4px 5px;
     }
@@ -478,7 +478,7 @@ pre code.hljs {
     &.btn--slim {
       padding-left: 7px !important;
       padding-right: 7px !important;
-      
+
       .btn-label {
         @include bidi-style(margin-left, 0, margin-right, 0);
       }
@@ -504,11 +504,11 @@ pre code.hljs {
   &--active {
     background: hsl(204,7%,28%);
     color: white;
-    
+
     &:active {
       background: hsla(0,0%,0%,.55);
     }
-    
+
     .btn-inactive-icon {
       display: none;
     }
@@ -523,7 +523,7 @@ pre code.hljs {
     background: hsla(200,100%,97%,0.15);
     border-color: hsl(250,7%,16%);
     color: white;
-    
+
     .icon {
       opacity: 1;
     }
@@ -532,7 +532,7 @@ pre code.hljs {
   // used in the sidebar
   &--onWhite {
     background: hsl(0,0%,98%);
-    
+
     &:active {
       background: hsl(0,0%,96%);
     }
@@ -541,7 +541,7 @@ pre code.hljs {
   &--primary {
     color: white;
     background: hsl(203,65%,55%);
-    
+
     &:active {
       background: hsl(203,65%,45%);
     }
@@ -583,7 +583,7 @@ pre code.hljs {
   &--danger {
     color: white;
     background: hsl(0,65%,55%);
-    
+
     &:active {
       background: hsl(0,65%,45%);
     }
@@ -742,7 +742,7 @@ pre code.hljs {
 .vertical > .btn:not(.hidden) + .btn {
   @include bidi-style(margin-left, 0, margin-right, 0);
   margin-top: 10px;
-  
+
   &--text {
     @include bidi-style(margin-left, -10px, margin-right, -10px);
     margin-top: 0;
@@ -826,12 +826,12 @@ pre code.hljs {
 
   .btn {
     &:not(:first-child) {
-      border-top-left-radius: 0;  
-      border-bottom-left-radius: 0;  
+      border-top-left-radius: 0;
+      border-bottom-left-radius: 0;
     }
 
     &:not(:last-child) {
-      border-top-right-radius: 0;  
+      border-top-right-radius: 0;
       border-bottom-right-radius: 0;
       border-right-width: 0;
     }
@@ -906,7 +906,7 @@ pre code.hljs {
 .status-fields {
   display: flex;
   max-width: 100%;
-  
+
   .dropdown li {
     display: flex;
     align-items: center;
@@ -916,7 +916,7 @@ pre code.hljs {
   .dropdown-menu .status-badge {
     margin-left: 10px;
   }
-  
+
   .dropdown-menu .badge {
     margin-top: -2px;
     margin-right: 7px;
@@ -953,10 +953,10 @@ pre code.hljs {
   &:first-child {
     border-radius: 5px 0 0 5px;
     @include rtl(border-radius, 0 5px 5px 0);
-    
+
     .dropdown.open & {
       border-radius: 5px 0 0 0;
-      
+
       @include rtl(border-radius, 0 5px 0 0);
     }
   }
@@ -988,7 +988,7 @@ pre code.hljs {
     border-left: none;
     width: 34px;
     justify-content: center;
-    
+
     .icon {
       fill: currentColor;
     }
@@ -1177,7 +1177,7 @@ th.align-right {
 .table > tbody > tr > td {
   padding: 10px 10px 8px;
   border-color: hsl(0,0%,95%);
-  
+
   &.no-side-padding {
     padding-left: 0;
     padding-right: 0;
@@ -1310,7 +1310,7 @@ td .icon-trash {
   justify-content: center;
   position: relative;
   @extend .u-clickable;
-  
+
   > .icon {
     vertical-align: middle;
     margin-top: -2px;
@@ -1395,7 +1395,7 @@ td .icon-trash {
   input:focus ~ .icon-unchecked {
     border-radius: 100%;
   }
-  
+
   > .icon {
     margin-top: -3px;
   }
@@ -1405,7 +1405,7 @@ td .icon-trash {
 .table .radio-replacement {
   height: 40px;
   width: 40px;
-  
+
   &.checkbox-replacement--fullscreen {
     width: 100%;
     height: 100%;
@@ -1564,7 +1564,7 @@ label,
   text-align: start;
   padding: 0;
   /* user-select: none; disabled because of chrome51 https://github.com/martini/zammad/issues/183 */
-  
+
   h2 & {
     color: inherit !important;
     font-size: inherit;
@@ -1676,7 +1676,7 @@ https://stackoverflow.com/questions/17408815/fieldset-resizes-wrong-appears-to-h
   --background: hsl(0,0%,97%);
   border-radius: 4px;
   margin-bottom: 16px;
-  
+
   > .form-group:last-child {
     margin-bottom: 0;
   }
@@ -1817,7 +1817,7 @@ fieldset > .form-group {
   position: relative;
   display: flex;
   align-items: center;
-  
+
   h2 & {
     padding: 0;
     margin: 0;
@@ -1912,7 +1912,7 @@ fieldset > .form-group {
 .controls-label {
   margin: 11px 10px 0;
   flex-shrink: 0;
-  
+
   .form-control--small + & {
     margin-top: 7px;
   }
@@ -2075,7 +2075,7 @@ input.time.time--12 {
 
 textarea.form-control {
   height: 118px;
-  
+
   &[rows] {
     height: auto;
   }
@@ -2178,8 +2178,8 @@ input.has-error {
 
   .controls {
     flex: 1;
-  } 
-  
+  }
+
   .help-inline,
   .help-block {
     flex-basis: 100%;
@@ -2236,7 +2236,7 @@ input.has-error {
   position: relative;
   border: 1px solid hsl(0, 0%, 90%);
   @include bidi-style(border-radius, 0 3px 3px 0, border-radius, 3px 0 0 3px);
-  
+
   .icon {
     fill: hsl(0,0%,61%);
   }
@@ -2334,7 +2334,7 @@ input.has-error {
   align-items: center;
   justify-content: center;
   flex: 1;
-  
+
   .icon {
     @include bidi-style(margin-right, 14px, margin-left, 0);
   }
@@ -2359,7 +2359,7 @@ input.has-error {
 
 .fullscreenMessage--placeholder {
   flex-direction: column;
-  
+
   .icon {
     width: 100px;
     height: 100px;
@@ -2503,7 +2503,7 @@ input.has-error {
     display: flex;
     justify-content: flex-end;
     border: 1px solid hsl(213,14%,91%);
-    
+
     &--footer {
       justify-content: center;
     }
@@ -2530,15 +2530,15 @@ input.has-error {
   position: relative;
   line-height: 1;
   display: block;
-  
+
   .nav-pills > li > a & {
     align-self: center;
   }
-  
+
   .icon {
     fill: currentColor;
   }
-  
+
   .modified-icon-modifier {
     bottom: 0;
     right: 0;
@@ -2546,7 +2546,7 @@ input.has-error {
     z-index: 1;
     fill: white;
     margin: 0 -2px -1px 0;
-      
+
     .nav-pills > li:hover > a & {
       fill: #f2f2f3;
     }
@@ -3047,7 +3047,7 @@ ol.tabs li {
 
     .tab {
       flex: none;
-      
+
       &:nth-last-child(2) {
         @include bidi-style(border-right-width, 0, border-right-width, 1px);
       }
@@ -3122,7 +3122,7 @@ ol.tabs li {
   flex-wrap: wrap;
   justify-content: space-between;
   margin-bottom: -10px;
-  
+
   > form {
     width: calc(33.33% - 6px);
   }
@@ -3236,7 +3236,7 @@ ol.tabs li {
 .icon-arrow-right {
   fill: black;
   opacity: 0.39;
-  
+
   .btn--action & {
     opacity: 1;
   }
@@ -3276,7 +3276,7 @@ ol.tabs li {
 
 .icon-draggable {
   opacity: .3;
-  
+
   .table-draggable & {
     vertical-align: middle;
   }
@@ -3406,7 +3406,7 @@ ol.tabs li {
     display: flex;
     flex-wrap: wrap;
     align-items: flex-end;
-    
+
     .alert {
       flex-basis: 100%;
     }
@@ -3415,7 +3415,7 @@ ol.tabs li {
       flex: 1 1 auto;
       margin-right: 6px;
     }
-    
+
     .form-group:last-child {
       margin-bottom: 0;
     }
@@ -3435,7 +3435,7 @@ ol.tabs li {
     width: calc(100% + 20px);
     margin-left: -10px;
     margin-right: -10px;
-    
+
     fieldset {
       flex-basis: 100%;
       display: flex;
@@ -3825,16 +3825,16 @@ footer {
   .call-widget {
     background: hsl(228,17%,91%);
     padding: 8px 10px;
-    
+
     & + & {
       border-top: 1px solid hsl(228,10%,81%);
     }
-    
+
     &-header {
       display: flex;
       color: inherit;
       margin-bottom: 3px;
-      
+
       .label {
         color: inherit;
         margin: 0;
@@ -3843,7 +3843,7 @@ footer {
       .btn--text {
         color: inherit;
         opacity: .5;
-        
+
         &:hover {
           opacity: 1;
         }
@@ -3878,7 +3878,7 @@ footer {
       padding: 0;
       margin-bottom: 9px;
       display: flex;
-      
+
       .icon-holder .icon {
         width: 16px;
         height: 16px;
@@ -4102,7 +4102,7 @@ footer {
 .state-badge {
   display: flex;
   align-items: center;
-  
+
   .icon-task-state {
     @include bidi-style(margin-right, 2px, margin-left, 0);
   }
@@ -4273,7 +4273,7 @@ footer {
     padding: 9px 15px 8px 0;
     margin-bottom: 7px;
     height: auto !important;
-    
+
     .no-match & {
       display: none;
     }
@@ -4657,7 +4657,7 @@ footer {
 
   &-header {
     margin-bottom: 7px;
-    
+
     h2 {
       margin: 0;
     }
@@ -4761,7 +4761,7 @@ footer {
 
     &:first-child {
       @include bidi-style(margin-right, 5px, margin-left, 0);
-    
+
       &[data-font] {
         @include bidi-style(margin-right, 10px, margin-left, 0);
         @include bidi-style(margin-left, 5px, margin-right, 0);
@@ -4836,7 +4836,7 @@ footer {
   .popover-content {
     padding: 0 17px;
     margin-bottom: 21px;
-    
+
     .popover--has-horizontal-form & {
       padding: 10px 5px 15px 15px;
       margin-bottom: 0;
@@ -5113,7 +5113,7 @@ footer {
       font-weight: normal;
       position: relative;
       padding: 0 24px;
-      
+
       .tooltip {
         text-transform: none;
         width: 200px;
@@ -5406,7 +5406,7 @@ footer {
     position: relative;
     height: 60px;
     flex: 1 1 auto;
-    
+
     &.datetime {
       min-width: 140px;
       overflow: visible; // datepicker popup needs to be visible
@@ -5684,7 +5684,7 @@ footer {
       vertical-align: top;
       margin: 2px 3px 0 0;
       @include rtl(margin, 2px 0 0 3px);
-      
+
       &.icon-lock {
         margin: 0;
       }
@@ -5696,29 +5696,29 @@ footer {
 
   .article-meta-permanent {
     margin: 0 55px;
-    
+
     + .article-content .textBubble {
       border-top-left-radius: 0;
       border-top-right-radius: 0;
       border-top-width: 0;
     }
-    
+
     .alert {
       margin-bottom: 0;
       padding-left: 20px;
       padding-right: 20px;
       border-radius: 0;
       box-shadow: 0 0 0 1px inset hsla(0,0%,0%,.04);
-      
+
       &:first-child {
         border-top-left-radius: 2px;
         border-top-right-radius: 2px;
       }
-      
+
       &--blank {
         background: hsl(212,14%,99%);
         color: hsl(198,16%,70%);
-        
+
         .customer.ticket-article-item & {
           background: hsl(201,43%,96%);
           border-color: hsl(203,38%,92%);
@@ -5897,7 +5897,7 @@ footer {
       font-weight: 500;
       text-transform: uppercase;
       padding: 0 7px;
-      
+
       .badge {
         margin: -1px 0 0 5px;
       }
@@ -5983,7 +5983,7 @@ footer {
     margin: 5px;
     display: none;
     @extend .fit;
-    
+
     &--small {
       margin: 0;
       font-size: inherit;
@@ -6432,13 +6432,13 @@ footer {
       left: 0;
       bottom: 0;
     }
-      
+
     .attachmentUpload--standalone {
       position: relative;
       margin-bottom: 7px;
       padding-bottom: 2px;
       box-shadow: 0 -4px hsl(0,0%,90%) inset;
-      
+
       &:last-child {
         margin-bottom: 0;
       }
@@ -6786,7 +6786,7 @@ footer {
   &--warning {
     color: hsl(45,98%,17%);
     background: hsl(45,98%,63%);
-    
+
     .btn {
       background: hsla(0,0%,100%,.2);
     }
@@ -6803,7 +6803,7 @@ footer {
   .btn {
     margin-top: -4px;
     margin-bottom: -5px;
-    
+
     &:last-child {
       margin-right: -5px;
     }
@@ -7337,7 +7337,7 @@ footer {
 
 .modal {
   @extend .zIndex-10;
-  
+
   &-loader {
     text-align: center;
     padding: 70px;
@@ -7566,7 +7566,7 @@ footer {
 
   .dropdown-menu > li[disabled] {
     opacity: 0.33;
-    
+
     &:hover,
     &.is-active {
       background: none;
@@ -7839,7 +7839,7 @@ footer {
 .radio {
   font-size: 14px;
   padding: 0 6px;
-  
+
   .form-group & {
     padding: 0 6px;
     list-style: none;
@@ -7859,7 +7859,7 @@ footer {
     padding-left: 0;
     min-height: 0;
   }
-  
+
   > label,
   &-child {
     margin-top: 5px;
@@ -7869,7 +7869,7 @@ footer {
     text-transform: inherit;
     letter-spacing: 0;
     line-height: 1.2;
-    
+
     &:first-child {
       margin-top: 0;
     }
@@ -7877,22 +7877,22 @@ footer {
     &.is-disabled {
       cursor: default;
       touch-action: default;
-      
+
       span {
         opacity: .33;
       }
     }
-    
+
     &.additional-radio-controls {
       margin-top: 0;
-      
+
       .controls {
         display: inline-flex;
         margin-left: 5px;
       }
     }
   }
-  
+
   &-child {
     padding-left: 20px;
   }
@@ -7924,7 +7924,7 @@ footer {
     text-transform: inherit;
     letter-spacing: 0;
     line-height: 1.2;
-    
+
     &:first-child {
       margin-top: 0;
     }
@@ -7932,13 +7932,13 @@ footer {
     &.is-disabled {
       cursor: default;
       touch-action: default;
-      
+
       span {
         opacity: .33;
       }
     }
   }
-  
+
   &-child {
     padding-left: 20px;
   }
@@ -7998,7 +7998,7 @@ footer {
     width: 100%;
     padding-bottom: 100%;
     position: relative;
-    
+
     img {
       width: 100%;
       height: 100%;
@@ -8014,7 +8014,7 @@ footer {
       ~ .label-box {
         border-color: hsl(200,71%,59%);
         box-shadow: 0 0 0 3px hsl(201,62%,90%);
-        
+
         .icon-checked {
           display: inline;
         }
@@ -8107,7 +8107,7 @@ footer {
   position: relative;
   margin: 16px 0;
   text-align: center;
-  
+
   &:before {
     content: "";
     position: absolute;
@@ -8118,7 +8118,7 @@ footer {
     height: 1px;
     background: hsla(0,0%,0%,.1);
   }
-  
+
   span {
     position: relative;
     background: white;
@@ -8130,7 +8130,7 @@ footer {
 .settings-entry {
   margin-bottom: 42px;
   max-width: 700px;
-  
+
   &--stretched {
     max-width: none;
   }
@@ -8538,7 +8538,7 @@ label + .wizard-buttonList {
 .fileUpload {
   position: relative;
   overflow: hidden;
-  
+
   &.btn input:focus + label {
     text-decoration: none;
   }
@@ -8864,7 +8864,7 @@ label + .wizard-buttonList {
   border: 1px solid hsl(201,19%,86%);
   border-radius: 5px;
   margin: 0 5px;
-  
+
   > .form-group:last-child {
     margin-bottom: 0;
   }
@@ -9185,7 +9185,7 @@ output {
 
   .ui-sortable-placeholder {
     visibility: visible !important;
-    
+
     td {
       background: none;
       border-left-width: 0;
@@ -9270,7 +9270,7 @@ output {
 
   .settings-list-control-cell {
     padding: 5px;
-    
+
     .btn--text {
       margin: -5px;
     }
@@ -9503,7 +9503,7 @@ output {
 
   h2 {
     margin-bottom: 0;
-    
+
     .action-form-status .icon {
       margin-top: 0;
     }
@@ -9533,7 +9533,7 @@ output {
   h3 {
     color: hsl(0,0%,60%);
     margin-top: 0;
-    
+
     + .btn--text {
       margin-bottom: -4px;
     }
@@ -10274,11 +10274,11 @@ output {
 
   &-group-label {
     opacity: 0.5;
-    
+
     .filter-active & {
       display: none;
     }
-    
+
     ~ .columnSelect-option {
       padding-left: 10px;
     }
@@ -10688,7 +10688,7 @@ output {
   display: flex;
   align-items: center;
   min-width: 0;
-  
+
   &-menu {
     display: flex;
     @include ltr(margin-left, auto);
@@ -10814,14 +10814,14 @@ output {
     transition: letter-spacing 200ms;
     cursor: default;
     line-height: 40px;
-    
+
     &:hover {
       letter-spacing: -2px;
     }
 
     span {
       display: none;
-      
+
       &.is-active {
         display: block;
       }
@@ -10835,11 +10835,11 @@ output {
     border: none;
     padding: 13px 20px 11px;
     outline: none;
-    
+
     &::placeholder {
       color: hsl(234,2%,50%);
     }
-    
+
     &:focus,
     &:hover {
       background: hsl(234,8%,30%);
@@ -10851,13 +10851,13 @@ output {
     flex-wrap: wrap;
     padding: 10px;
     margin: 0;
-    
+
     li {
       list-style: none;
       cursor: pointer;
       user-select: none;
       border-radius: 2px;
-      
+
       &:hover,
       &.is-active {
         background: $highlight-color;
@@ -10892,7 +10892,7 @@ output {
     width: 31px;
     height: 100%;
     position: relative;
-    
+
     // unparsable color
     &[style=""]:before {
       content: "";
@@ -10913,7 +10913,7 @@ output {
     width: 380px;
     min-width: 0;
   }
-  
+
   .open > & {
     display: flex;
   }
@@ -10936,7 +10936,7 @@ output {
     cursor: image_url("/assets/images/colorcircle.gif") 8 8, auto;
     user-select: none;
   }
-    
+
   &-lightness-plane,
   &-saturation-gradient {
     position: absolute;
@@ -10945,7 +10945,7 @@ output {
     height: 100%;
     width: 100%;
   }
-    
+
   &-circle {
     position: absolute;
     left: 0;
@@ -10969,7 +10969,7 @@ output {
     width: 20px;
     background: red;
   }
-    
+
   &-hue-gradient {
     height: 100%;
     width: 100%;
@@ -10981,7 +10981,7 @@ output {
     top: 0;
     left: -7px;
     right: -7px;
-    
+
     &-arrow {
       position: absolute;
       top: 0;
@@ -10989,12 +10989,12 @@ output {
       border: 4px solid transparent;
       border-left: 7px solid hsl(240,8%,100%);
       border-right: 7px solid hsl(240,8%,100%);
-      
+
       &--left  {
         left: 0;
         border-right: none;
       }
-      
+
       &--right {
         right: 0;
         border-left: none;
@@ -11027,12 +11027,12 @@ output {
   display: flex;
   border: 1px solid hsl(197,10%,90%);
   border-radius: 3px;
-  
+
   &.is-active {
     border-color: hsl(200,71%,59%);
     box-shadow: 0 0 0 3px #d6eaf5;
   }
-  
+
   &-preview {
     flex-grow: 1;
     display: flex;
@@ -11069,13 +11069,13 @@ output {
     margin-top: auto;
     display: block;
   }
-  
+
   .icon {
     width: 50px;
     line-height: 50px;
     text-align: center;
     font-size: 18px;
-    
+
     &:not(.loading).do-flash {
       animation: iconset-flash 0.7s ease-out;
     }
@@ -11083,11 +11083,11 @@ output {
 }
 
 @keyframes iconset-flash {
-  from { 
+  from {
     background: hsl(210,15%,94%);
     color: hsl(210,10%,30%);
   }
-  to { 
+  to {
     background: transparent;
     color: inherit;
   }
@@ -11338,37 +11338,37 @@ span.is-disabled {
   padding: 5px 5px 5px 10px;
   border: 1px solid rgba(0,0,0,.1);
   border-radius: 4px;
-  
+
   &[data-state="published"] {
     color: $supergood-color;
     border-color: transparentize($supergood-color, .65);
-    
+
     .btn {
       border-color: transparentize($supergood-color, .65);
     }
   }
-  
+
   &[data-state="archived"] {
     border-color: hsl(0,0%,80%);
-    
+
     .btn {
       border-color: hsl(0,0%,80%);
     }
   }
-  
+
   &[data-state="internal"] {
     color: $highlight-color;
     border-color: transparentize($highlight-color, .65);
-    
+
     .btn {
       border-color: transparentize($highlight-color, .65);
     }
   }
-  
+
   .help-text & {
     margin-top: 4px;
   }
-  
+
   .icon {
     color: inherit;
     fill: currentColor;
@@ -11397,11 +11397,11 @@ span.is-disabled {
     background: hsl(210,14%,94%);
     border-bottom: 1px solid hsl(0,0%,90%);
     padding: 7px;
-    
+
     .breadcrumb:not(:first-child) .breadcrumb-icon {
       width: 16px;
       height: 16px;
-    }  
+    }
   }
 
   &-body {
@@ -11419,17 +11419,17 @@ span.is-disabled {
     overflow: auto;
     transition: transform 500ms;
     @include bidi-style(border-left, 1px solid #e6e6e6, border-right, none);
-    
+
     @include desktop {
       width: 28%;
     }
-    
+
     &.hidden {
       display: block !important;
       visibility: visible !important;
       @include ltr(transform, translateX(100%));
       @include rtl(transform, translateX(-100%));
-      
+
       + .knowledge-base-main {
         @include ltr(margin-right, 0);
         @include rtl(margin-left, 0);
@@ -11441,13 +11441,13 @@ span.is-disabled {
       line-height: 1;
     }
   }
-    
+
   &-main {
     @include ltr(transition, margin-right 500ms);
     @include ltr(margin-right, 280px);
     @include rtl(transition, margin-left 500ms);
     @include rtl(margin-left, 280px);
-    
+
     @include desktop {
       @include ltr(margin-right, 28%);
       @include rtl(margin-left, 28%);
@@ -11457,7 +11457,7 @@ span.is-disabled {
   form {
     flex-shrink: 0;
   }
-  
+
   .richtext-content {
     word-break: break-all;
   }
@@ -11496,7 +11496,7 @@ span.is-disabled {
   list-style: none;
   padding: 0;
   margin: 0 -10px;
-  
+
   &:not(:empty) + &:not(:empty) {
     border-top: 1px solid hsl(0,0%,90%);
     margin-top: 20px;
@@ -11539,11 +11539,11 @@ span.is-disabled {
         text-align: center;
       }
     }
-    
+
     &[data-size="medium"] {
       .section {
         width: 25%;
-        
+
         a {
           font-size: 14px;
         }
@@ -11559,11 +11559,11 @@ span.is-disabled {
         }
       }
     }
-    
+
     &[data-size="large"] {
       .section {
         width: 33.33%;
-        
+
         a {
           font-size: 15px;
         }
@@ -11626,7 +11626,7 @@ span.is-disabled {
   &-date {
     display: inline;
     color: hsl(0,0%,75%);
-    
+
     &:after {
       content: " — ";
       color: hsl(60,1%,34%);
@@ -11644,12 +11644,12 @@ span.is-disabled {
 
   &-icon {
     flex-shrink: 0;
-    
+
     &-holder {
       @include ltr(margin-right, 11px);
       @include rtl(margin-left, 11px);
       margin-top: 1px;
-      
+
       .nav-pills & {
         @include ltr(margin-right, 7px);
         @include rtl(margin-left, 7px);
@@ -11676,7 +11676,7 @@ span.is-disabled {
   }
 }
 
-.knowledge-base-article {  
+.knowledge-base-article {
   &-header {
     text-align: center;
   }
@@ -11685,7 +11685,7 @@ span.is-disabled {
     display: block;
     text-align: center;
   }
-  
+
   &-body {
     margin-top: 20px;
     background: white;
@@ -11705,7 +11705,7 @@ span.is-disabled {
 
   &-nav {
     display: flex;
-    
+
     &-link {
       padding: 15px;
       max-width: 50%;
@@ -11739,7 +11739,7 @@ span.is-disabled {
   font-size: 12px;
   border: 1px solid hsl(0,0%,85%);
   border-radius: 3px;
-  
+
   .column {
     list-style: none;
     padding: 0;
@@ -11748,17 +11748,17 @@ span.is-disabled {
     height: 300px;
     overflow: auto;
     border-right: 1px solid hsl(0,0%,85%);
-    
+
     &:last-child {
       border-right-width: 0;
     }
-    
+
     &-item {
       display: flex;
       align-items: center;
       padding: 5px 10px;
       cursor: default;
-      
+
       &:hover {
         background: hsl(0,0%,95%);
       }
@@ -11766,17 +11766,17 @@ span.is-disabled {
       &.is-selected {
         background: hsl(0,0%,90%);
       }
-      
+
       &--has-children {
         @extend %clickable;
         cursor: pointer;
       }
-      
+
       span {
         @extend .u-textTruncate;
         margin-right: 10px;
       }
-      
+
       > .icon:first-child,
       [data-font] {
         fill: currentColor;
@@ -11799,7 +11799,7 @@ span.is-disabled {
 
 [data-theme="dark"] {
   background: hsl(232,11%,19%);
-  
+
   label {
     color: white;
   }